3131134012 has 24 divisors (see below), whose sum is σ = 5580514800. Its totient is φ = 1536779136.

The previous prime is 3131133989. The next prime is 3131134021. The reversal of 3131134012 is 2104311313.

It is a super-2 number, since 2×3131134012² = 19608000402206432288, which 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 7 ways as a sum of consecutive naturals, for example, 157968 + ... + 176680.

It is an arithmetic number, because the mean of its divisors is an integer number (232521450).

Almost surely, 2^3131134012 is an apocalyptic number.

It is an amenable number.

3131134012 is a deficient number, since it is larger than the sum of its proper divisors (2449380788).

3131134012 is a wasteful number, since it uses less digits than its factorization.

3131134012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19485 (or 19483 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 3131134012 is about 55956.5368120651. The cubic root of 3131134012 is about 1462.9648284277.

Adding to 3131134012 its reverse (2104311313), we get a palindrome (5235445325).

The spelling of 3131134012 in words is "three billion, one hundred thirty-one million, one hundred thirty-four thousand, twelve".