122 (number)

122 is the natural number following 121 and preceding 123.

<< 120 121 122 123 124 125 126 127 128 129 >> List of numbers -- Integers List of numbers -- Integers << 100 110 120 130 140 150 160 170 180 190 >>
Cardinal	One hundred [and] twenty-two
Ordinal	122nd
Factorization	<math>122 = 2 \cdot 61<math>
Roman numeral	CXXII
Binary	1111010
Hexadecimal	7A

It 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.

One hundred twenty-two is also:

• The number of men of Michmas at the Census (Holy Bible, Nehemiah 7:31).
• The year AD 122 or 122 BC.
• The oldest age any woman is known to have lived to (she was born in 1875 and died in 1997.