20310013032 has 32 divisors (see below), whose sum is σ = 50790475680. Its totient is φ = 6767945280.

The previous prime is 20310013019. The next prime is 20310013049. The reversal of 20310013032 is 23031001302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47083 + ... + 206970.

It is an arithmetic number, because the mean of its divisors is an integer number (1587202365).

Almost surely, 2^20310013032 is an apocalyptic number.

It is an amenable number.

20310013032 is an abundant number, since it is smaller than the sum of its proper divisors (30480462648).

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

20310013032 is a wasteful number, since it uses less digits than its factorization.

20310013032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257393 (or 257389 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 20310013032 its reverse (23031001302), we get a palindrome (43341014334).

The spelling of 20310013032 in words is "twenty billion, three hundred ten million, thirteen thousand, thirty-two".