313130012300331 has 4 divisors (see below), whose sum is σ = 417506683067112. Its totient is φ = 208753341533552.

The previous prime is 313130012300291. The next prime is 313130012300359. The reversal of 313130012300331 is 133003210031313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313130012300331 is a prime.

It is a super-2 number, since 2×313130012300331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (313130012300731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52188335383386 + ... + 52188335383391.

It is an arithmetic number, because the mean of its divisors is an integer number (104376670766778).

Almost surely, 2^{313130012300331} is an apocalyptic number.

313130012300331 is a deficient number, since it is larger than the sum of its proper divisors (104376670766781).

313130012300331 is a wasteful number, since it uses less digits than its factorization.

313130012300331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104376670766780.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 313130012300331 its reverse (133003210031313), we get a palindrome (446133222331644).

The spelling of 313130012300331 in words is "three hundred thirteen trillion, one hundred thirty billion, twelve million, three hundred thousand, three hundred thirty-one".