122152545432 has 48 divisors (see below), whose sum is σ = 330847536240. Its totient is φ = 40715333568.

The previous prime is 122152545413. The next prime is 122152545469. The reversal of 122152545432 is 234545251221.

122152545432 is a `hidden beast` number, since 1 + 2 + 21 + 52 + 545 + 43 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1856733 + ... + 1921395.

It is an arithmetic number, because the mean of its divisors is an integer number (6892657005).

Almost surely, 2^122152545432 is an apocalyptic number.

122152545432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122152545432 is an abundant number, since it is smaller than the sum of its proper divisors (208694990808).

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

122152545432 is a wasteful number, since it uses less digits than its factorization.

122152545432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90912 (or 90905 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

Adding to 122152545432 its reverse (234545251221), we get a palindrome (356697796653).

The spelling of 122152545432 in words is "one hundred twenty-two billion, one hundred fifty-two million, five hundred forty-five thousand, four hundred thirty-two".