113021200020 has 96 divisors (see below), whose sum is σ = 317639952000. Its totient is φ = 30026709504.

The previous prime is 113021200013. The next prime is 113021200049. The reversal of 113021200020 is 20002120311.

113021200020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 113021199969 and 113021200005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45627022 + ... + 45629498.

It is an arithmetic number, because the mean of its divisors is an integer number (3308749500).

Almost surely, 2^113021200020 is an apocalyptic number.

113021200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113021200020 is an abundant number, since it is smaller than the sum of its proper divisors (204618751980).

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

113021200020 is a wasteful number, since it uses less digits than its factorization.

113021200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5017 (or 5015 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 113021200020 its reverse (20002120311), we get a palindrome (133023320331).

The spelling of 113021200020 in words is "one hundred thirteen billion, twenty-one million, two hundred thousand, twenty".