10321521204 has 24 divisors (see below), whose sum is σ = 24086063680. Its totient is φ = 3440147904.

The previous prime is 10321521187. The next prime is 10321521251. The reversal of 10321521204 is 40212512301.

It is a congruent number.

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, 91392 + ... + 170280.

Almost surely, 2^10321521204 is an apocalyptic number.

It is an amenable number.

10321521204 is an abundant number, since it is smaller than the sum of its proper divisors (13764542476).

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

10321521204 is a wasteful number, since it uses less digits than its factorization.

10321521204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89799 (or 89797 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The spelling of 10321521204 in words is "ten billion, three hundred twenty-one million, five hundred twenty-one thousand, two hundred four".