113000020031100 has 72 divisors (see below), whose sum is σ = 326964687778288. Its totient is φ = 30131683084800.

The previous prime is 113000020031053. The next prime is 113000020031111. The reversal of 113000020031100 is 1130020000311.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 4873231 + ... + 15803430.

Almost surely, 2^{113000020031100} is an apocalyptic number.

113000020031100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113000020031100 is an abundant number, since it is smaller than the sum of its proper divisors (213964667747188).

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

113000020031100 is a wasteful number, since it uses less digits than its factorization.

113000020031100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20694895 (or 20694888 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 113000020031100 its reverse (1130020000311), we get a palindrome (114130040031411).

The spelling of 113000020031100 in words is "one hundred thirteen trillion, twenty million, thirty-one thousand, one hundred".