31113242032 has 10 divisors (see below), whose sum is σ = 60281906468. Its totient is φ = 15556621008.

The previous prime is 31113242023. The next prime is 31113242047. The reversal of 31113242032 is 23024231113.

It is a super-2 number, since 2×31113242032² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31113241994 and 31113242012.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 972288798 + ... + 972288829.

Almost surely, 2^31113242032 is an apocalyptic number.

It is an amenable number.

31113242032 is a deficient number, since it is larger than the sum of its proper divisors (29168664436).

31113242032 is a wasteful number, since it uses less digits than its factorization.

31113242032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1944577635 (or 1944577629 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 31113242032 its reverse (23024231113), we get a palindrome (54137473145).

The spelling of 31113242032 in words is "thirty-one billion, one hundred thirteen million, two hundred forty-two thousand, thirty-two".