3120310012 has 12 divisors (see below), whose sum is σ = 5462354800. Its totient is φ = 1559637216.

The previous prime is 3120310009. The next prime is 3120310021. The reversal of 3120310012 is 2100130213.

It is a junction number, because it is equal to n+sod(n) for n = 3120309974 and 3120310001.

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, 115728 + ... + 140119.

Almost surely, 2^3120310012 is an apocalyptic number.

It is an amenable number.

3120310012 is a deficient number, since it is larger than the sum of its proper divisors (2342044788).

3120310012 is a wasteful number, since it uses less digits than its factorization.

3120310012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258900 (or 258898 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 3120310012 is about 55859.7351586991. The cubic root of 3120310012 is about 1461.2771104785.

Adding to 3120310012 its reverse (2100130213), we get a palindrome (5220440225).

The spelling of 3120310012 in words is "three billion, one hundred twenty million, three hundred ten thousand, twelve".