306131012313 has 16 divisors (see below), whose sum is σ = 466850119680. Its totient is φ = 174795219216.

The previous prime is 306131012309. The next prime is 306131012321. The reversal of 306131012313 is 313210131603.

It is not a de Polignac number, because 306131012313 - 2² = 306131012309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (306131012323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5671995 + ... + 5725712.

It is an arithmetic number, because the mean of its divisors is an integer number (29178132480).

Almost surely, 2^306131012313 is an apocalyptic number.

It is an amenable number.

306131012313 is a deficient number, since it is larger than the sum of its proper divisors (160719107367).

306131012313 is a wasteful number, since it uses less digits than its factorization.

306131012313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11398996.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 306131012313 its reverse (313210131603), we get a palindrome (619341143916).

The spelling of 306131012313 in words is "three hundred six billion, one hundred thirty-one million, twelve thousand, three hundred thirteen".