3101313012 has 48 divisors (see below), whose sum is σ = 8555352960. Its totient is φ = 855533952.

The previous prime is 3101312989. The next prime is 3101313013. The reversal of 3101313012 is 2103131013.

It is a junction number, because it is equal to n+sod(n) for n = 3101312982 and 3101313000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3101313013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 634123 + ... + 638994.

It is an arithmetic number, because the mean of its divisors is an integer number (178236520).

Almost surely, 2^3101313012 is an apocalyptic number.

It is an amenable number.

3101313012 is an abundant number, since it is smaller than the sum of its proper divisors (5454039948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3101313012 is a wasteful number, since it uses less digits than its factorization.

3101313012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273160 (or 1273158 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 3101313012 is about 55689.4335758589. The cubic root of 3101313012 is about 1458.3055672479.

Adding to 3101313012 its reverse (2103131013), we get a palindrome (5204444025).

The spelling of 3101313012 in words is "three billion, one hundred one million, three hundred thirteen thousand, twelve".