10311431332 has 24 divisors (see below), whose sum is σ = 18681417216. Its totient is φ = 4976889408.

The previous prime is 10311431329. The next prime is 10311431359. The reversal of 10311431332 is 23313411301.

It is a super-2 number, since 2×10311431332² (a number of 21 digits) contains 22 as substring.

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, 361948 + ... + 389395.

It is an arithmetic number, because the mean of its divisors is an integer number (778392384).

Almost surely, 2^10311431332 is an apocalyptic number.

It is an amenable number.

10311431332 is a deficient number, since it is larger than the sum of its proper divisors (8369985884).

10311431332 is a wasteful number, since it uses less digits than its factorization.

10311431332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751467 (or 751465 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 10311431332 its reverse (23313411301), we get a palindrome (33624842633).

The spelling of 10311431332 in words is "ten billion, three hundred eleven million, four hundred thirty-one thousand, three hundred thirty-two".