10312031992 has 32 divisors (see below), whose sum is σ = 19968379200. Its totient is φ = 4989597184.

The previous prime is 10312031969. The next prime is 10312031993. The reversal of 10312031992 is 29913021301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10312031993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120613 + ... + 187540.

It is an arithmetic number, because the mean of its divisors is an integer number (624011850).

Almost surely, 2^10312031992 is an apocalyptic number.

It is an amenable number.

10312031992 is a deficient number, since it is larger than the sum of its proper divisors (9656347208).

10312031992 is a wasteful number, since it uses less digits than its factorization.

10312031992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308295 (or 308291 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 31.

The spelling of 10312031992 in words is "ten billion, three hundred twelve million, thirty-one thousand, nine hundred ninety-two".