122137755320 has 64 divisors (see below), whose sum is σ = 314558942400. Its totient is φ = 41810411520.

The previous prime is 122137755317. The next prime is 122137755359. The reversal of 122137755320 is 23557731221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160775 + ... + 519734.

It is an arithmetic number, because the mean of its divisors is an integer number (4914983475).

Almost surely, 2^122137755320 is an apocalyptic number.

122137755320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122137755320 is an abundant number, since it is smaller than the sum of its proper divisors (192421187080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122137755320 is a wasteful number, since it uses less digits than its factorization.

122137755320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681168 (or 681164 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 38.

The spelling of 122137755320 in words is "one hundred twenty-two billion, one hundred thirty-seven million, seven hundred fifty-five thousand, three hundred twenty".