113311020013 has 4 divisors (see below), whose sum is σ = 113543692000. Its totient is φ = 113078348028.

The previous prime is 113311020007. The next prime is 113311020029. The reversal of 113311020013 is 310020113311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113311020013 - 2³³ = 104721085421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113311020413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116335263 + ... + 116336236.

It is an arithmetic number, because the mean of its divisors is an integer number (28385923000).

Almost surely, 2^113311020013 is an apocalyptic number.

It is an amenable number.

113311020013 is a deficient number, since it is larger than the sum of its proper divisors (232671987).

113311020013 is an equidigital number, since it uses as much as digits as its factorization.

113311020013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232671986.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 113311020013 its reverse (310020113311), we get a palindrome (423331133324).

The spelling of 113311020013 in words is "one hundred thirteen billion, three hundred eleven million, twenty thousand, thirteen".