10521120512 has 36 divisors (see below), whose sum is σ = 24001310256. Its totient is φ = 4509050880.

The previous prime is 10521120481. The next prime is 10521120551. The reversal of 10521120512 is 21502112501.

It is a super-2 number, since 2×10521120512² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2933789 + ... + 2937372.

Almost surely, 2^10521120512 is an apocalyptic number.

It is an amenable number.

10521120512 is an abundant number, since it is smaller than the sum of its proper divisors (13480189744).

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

10521120512 is an frugal number, since it uses more digits than its factorization.

10521120512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5871184 (or 5871170 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 20.

The spelling of 10521120512 in words is "ten billion, five hundred twenty-one million, one hundred twenty thousand, five hundred twelve".