113103211311020 has 96 divisors (see below), whose sum is σ = 271604706769536. Its totient is φ = 38755820390400.

The previous prime is 113103211310959. The next prime is 113103211311047. The reversal of 113103211311020 is 20113112301311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 113103211310983 and 113103211311001.

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, 2716129400 + ... + 2716171040.

It is an arithmetic number, because the mean of its divisors is an integer number (2829215695516).

Almost surely, 2^{113103211311020} is an apocalyptic number.

113103211311020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113103211311020 is an abundant number, since it is smaller than the sum of its proper divisors (158501495458516).

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

113103211311020 is a wasteful number, since it uses less digits than its factorization.

113103211311020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52411 (or 52409 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 113103211311020 its reverse (20113112301311), we get a palindrome (133216323612331).

The spelling of 113103211311020 in words is "one hundred thirteen trillion, one hundred three billion, two hundred eleven million, three hundred eleven thousand, twenty".