20103265204 has 48 divisors (see below), whose sum is σ = 41734889280. Its totient is φ = 8367874560.

The previous prime is 20103265177. The next prime is 20103265213. The reversal of 20103265204 is 40256230102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335514 + ... + 390865.

It is an arithmetic number, because the mean of its divisors is an integer number (869476860).

Almost surely, 2^20103265204 is an apocalyptic number.

It is an amenable number.

20103265204 is an abundant number, since it is smaller than the sum of its proper divisors (21631624076).

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

20103265204 is a wasteful number, since it uses less digits than its factorization.

20103265204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726448 (or 726446 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 20103265204 its reverse (40256230102), we get a palindrome (60359495306).

The spelling of 20103265204 in words is "twenty billion, one hundred three million, two hundred sixty-five thousand, two hundred four".