313013236331 has 2 divisors, whose sum is σ = 313013236332. Its totient is φ = 313013236330.

The previous prime is 313013236247. The next prime is 313013236337. The reversal of 313013236331 is 133632310313.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313013236331 - 2¹⁴ = 313013219947 is a prime.

It is a super-2 number, since 2×313013236331² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 313013236294 and 313013236303.

It is not a weakly prime, because it can be changed into another prime (313013236337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156506618165 + 156506618166.

It is an arithmetic number, because the mean of its divisors is an integer number (156506618166).

Almost surely, 2^313013236331 is an apocalyptic number.

313013236331 is a deficient number, since it is larger than the sum of its proper divisors (1).

313013236331 is an equidigital number, since it uses as much as digits as its factorization.

313013236331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 29.

Adding to 313013236331 its reverse (133632310313), we get a palindrome (446645546644).

The spelling of 313013236331 in words is "three hundred thirteen billion, thirteen million, two hundred thirty-six thousand, three hundred thirty-one".