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122100122 = 21312272053
BaseRepresentation
bin1110100011100…
…01100110011010
322111202022212202
413101301212122
5222224200442
620041010202
73011556014
oct721614632
9274668782
10122100122
1162a166a1
1234a83962
131c3b0ac1
14123051b4
15aabcc32
hex747199a

122100122 has 16 divisors (see below), whose sum is σ = 185451552. Its totient is φ = 60287760.

The previous prime is 122100107. The next prime is 122100127. The reversal of 122100122 is 221001221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (122100127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58448 + ... + 60500.

It is an arithmetic number, because the mean of its divisors is an integer number (11590722).

Almost surely, 2122100122 is an apocalyptic number.

122100122 is a deficient number, since it is larger than the sum of its proper divisors (63351430).

122100122 is a wasteful number, since it uses less digits than its factorization.

122100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2413.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 122100122 is about 11049.8923976661. The cubic root of 122100122 is about 496.1032048726.

Adding to 122100122 its reverse (221001221), we get a palindrome (343101343).

The spelling of 122100122 in words is "one hundred twenty-two million, one hundred thousand, one hundred twenty-two".

Divisors: 1 2 131 227 262 454 2053 4106 29737 59474 268943 466031 537886 932062 61050061 122100122