10675131921 has 12 divisors (see below), whose sum is σ = 15497123200. Its totient is φ = 7080990840.

The previous prime is 10675131889. The next prime is 10675131937. The reversal of 10675131921 is 12913157601.

It is a happy number.

10675131921 is a `hidden beast` number, since 106 + 7 + 513 + 19 + 21 = 666.

It is not a de Polignac number, because 10675131921 - 2⁵ = 10675131889 is a prime.

It is a super-2 number, since 2×10675131921² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10675131121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2978425 + ... + 2982006.

Almost surely, 2^10675131921 is an apocalyptic number.

It is an amenable number.

10675131921 is a deficient number, since it is larger than the sum of its proper divisors (4821991279).

10675131921 is a wasteful number, since it uses less digits than its factorization.

10675131921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5960636 (or 5960633 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The spelling of 10675131921 in words is "ten billion, six hundred seventy-five million, one hundred thirty-one thousand, nine hundred twenty-one".