113032131020 has 24 divisors (see below), whose sum is σ = 243782813904. Its totient is φ = 43990883136.

The previous prime is 113032130999. The next prime is 113032131053. The reversal of 113032131020 is 20131230311.

It is a self number, because there is not a number n which added to its sum of digits gives 113032131020.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76372322 + ... + 76373801.

It is an arithmetic number, because the mean of its divisors is an integer number (10157617246).

Almost surely, 2^113032131020 is an apocalyptic number.

113032131020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113032131020 is an abundant number, since it is smaller than the sum of its proper divisors (130750682884).

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

113032131020 is a wasteful number, since it uses less digits than its factorization.

113032131020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152746169 (or 152746167 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 113032131020 its reverse (20131230311), we get a palindrome (133163361331).

The spelling of 113032131020 in words is "one hundred thirteen billion, thirty-two million, one hundred thirty-one thousand, twenty".