31113310333012 has 12 divisors (see below), whose sum is σ = 54501621486676. Its totient is φ = 15541418479680.

The previous prime is 31113310332989. The next prime is 31113310333043. The reversal of 31113310333012 is 21033301331113.

It can be written as a sum of positive squares in 2 ways, for example, as 14275369532176 + 16837940800836 = 3778276^2 + 4103406^2 .

It is a super-2 number, since 2×31113310333012² (a number of 28 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, 3809167113 + ... + 3809175280.

Almost surely, 2^{31113310333012} is an apocalyptic number.

It is an amenable number.

31113310333012 is a deficient number, since it is larger than the sum of its proper divisors (23388311153664).

31113310333012 is a wasteful number, since it uses less digits than its factorization.

31113310333012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7618343418 (or 7618343416 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 31113310333012 its reverse (21033301331113), we get a palindrome (52146611664125).

The spelling of 31113310333012 in words is "thirty-one trillion, one hundred thirteen billion, three hundred ten million, three hundred thirty-three thousand, twelve".