113201010020 has 48 divisors (see below), whose sum is σ = 271999728000. Its totient is φ = 38766445824.

The previous prime is 113201010019. The next prime is 113201010037. The reversal of 113201010020 is 20010102311.

It is a junction number, because it is equal to n+sod(n) for n = 113201009983 and 113201010010.

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 15 ways as a sum of consecutive naturals, for example, 351770 + ... + 591729.

It is an arithmetic number, because the mean of its divisors is an integer number (5666661000).

Almost surely, 2^113201010020 is an apocalyptic number.

113201010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113201010020 is an abundant number, since it is smaller than the sum of its proper divisors (158798717980).

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

113201010020 is a wasteful number, since it uses less digits than its factorization.

113201010020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944372 (or 944370 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 113201010020 its reverse (20010102311), we get a palindrome (133211112331).

The spelling of 113201010020 in words is "one hundred thirteen billion, two hundred one million, ten thousand, twenty".