313111300313 has 6 divisors (see below), whose sum is σ = 364231512666. Its totient is φ = 268381114512.

The previous prime is 313111300309. The next prime is 313111300361. The reversal of 313111300313 is 313003111313.

It can be written as a sum of positive squares in only one way, i.e., 250507257049 + 62604043264 = 500507^2 + 250208^2 .

It is not a de Polignac number, because 313111300313 - 2² = 313111300309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (313111300373) 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 5 ways as a sum of consecutive naturals, for example, 3195013220 + ... + 3195013317.

It is an arithmetic number, because the mean of its divisors is an integer number (60705252111).

Almost surely, 2^313111300313 is an apocalyptic number.

It is an amenable number.

313111300313 is a deficient number, since it is larger than the sum of its proper divisors (51120212353).

313111300313 is an equidigital number, since it uses as much as digits as its factorization.

313111300313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6390026551 (or 6390026544 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 20.

Adding to 313111300313 its reverse (313003111313), we get a palindrome (626114411626).

The spelling of 313111300313 in words is "three hundred thirteen billion, one hundred eleven million, three hundred thousand, three hundred thirteen".