112540161020 has 72 divisors (see below), whose sum is σ = 277641756000. Its totient is φ = 38203132800.

The previous prime is 112540160959. The next prime is 112540161101. The reversal of 112540161020 is 20161045211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 469520 + ... + 667479.

It is an arithmetic number, because the mean of its divisors is an integer number (3856135500).

Almost surely, 2^112540161020 is an apocalyptic number.

112540161020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112540161020 is an abundant number, since it is smaller than the sum of its proper divisors (165101594980).

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

112540161020 is a wasteful number, since it uses less digits than its factorization.

112540161020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137123 (or 1137114 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 23.

The spelling of 112540161020 in words is "one hundred twelve billion, five hundred forty million, one hundred sixty-one thousand, twenty".