1122
RFC 1122 lists the requirements for internet host communication layers.
- Even
- Composite
Where 1122 fits
Why 1122 is special
It is where the internet's four-layer model is actually written down, rather than the seven-layer OSI model taught alongside it.
1122 is part of
Factors & digit properties
- Divisors (16)
- 1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 187, 374, 561, 1122
- Prime factorisation
- 2 × 3 × 11 × 17
- Digit sum
- 6
- Digital root
- 6
Representations
- Decimal
- 1122
- Binary
- 10001100010
- Octal
- 2142
- Hexadecimal
- 462
- Roman numeral
- MCXXII
- Scientific notation
- 1.122 × 10^3
Other mathematical patterns
- Abundant number
- Happy number
- Harshad (Niven) number
Related numbers & connections
The two documents divide host requirements between communication layers and application layers, and are cited as a pair.
View 1123 →Numbers Around Us
- appears alongside1123
why?
Strength 0.50, confidence "high".
- appears inNumbers that make the internet work
why?
Strength 0.50, confidence "high".
Technology & computing
RFC 1122 describes the link, internet, transport and application layers and states conformance requirements for each, using MUST, SHOULD and MAY throughout.
DocumentedTechnology & computingGeography: International — IETFPeriod: 1989
Common questions
Is 1122 a prime number?
No, 1122 is not prime.
What are the factors of 1122?
The factors of 1122 are 1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 187, 374, 561, 1122.
What is 1122 in Roman numerals?
1122 in Roman numerals is MCXXII.
About this page's data
Mathematical facts:computed directly from the number's value — nothing to source or verify externally.
Contextual records: 1 reviewer-confirmed record, sourced and reviewed before publication.
Last reviewed: 3 August 2026