Английская Википедия:122 (number)

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Шаблон:Infobox number

122 (one hundred [and] twenty-two) is the natural number following 121 and preceding 123.

In mathematics

122 is a nontotient since there is no integer with exactly 122 coprimes below it. Nor is there an integer with exactly 122 integers with common factors below it, making 122 a noncototient.

122 is a semiprime.

122 is the sum of squares of the divisors of 11.

φ(122) = φ(σ(122)).[1]

In telephony

In other fields

122 is also:

See also

References

Шаблон:Reflist

Шаблон:Integers