113012231120 has 40 divisors (see below), whose sum is σ = 265078710216. Its totient is φ = 44804845568.

The previous prime is 113012231093. The next prime is 113012231159. The reversal of 113012231120 is 21132210311.

It can be written as a sum of positive squares in 4 ways, for example, as 6009970576 + 107002260544 = 77524^2 + 327112^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6241637 + ... + 6259716.

Almost surely, 2^113012231120 is an apocalyptic number.

113012231120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113012231120 is an abundant number, since it is smaller than the sum of its proper divisors (152066479096).

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

113012231120 is a wasteful number, since it uses less digits than its factorization.

113012231120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12501479 (or 12501473 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 113012231120 its reverse (21132210311), we get a palindrome (134144441431).

The spelling of 113012231120 in words is "one hundred thirteen billion, twelve million, two hundred thirty-one thousand, one hundred twenty".