313310113231 has 2 divisors, whose sum is σ = 313310113232. Its totient is φ = 313310113230.

The previous prime is 313310113223. The next prime is 313310113253. The reversal of 313310113231 is 132311013313.

It is an a-pointer prime, because the next prime (313310113253) can be obtained adding 313310113231 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313310113231 - 2³ = 313310113223 is a prime.

It is a super-2 number, since 2×313310113231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313310113331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156655056615 + 156655056616.

It is an arithmetic number, because the mean of its divisors is an integer number (156655056616).

Almost surely, 2^313310113231 is an apocalyptic number.

313310113231 is a deficient number, since it is larger than the sum of its proper divisors (1).

313310113231 is an equidigital number, since it uses as much as digits as its factorization.

313310113231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 313310113231 its reverse (132311013313), we get a palindrome (445621126544).

The spelling of 313310113231 in words is "three hundred thirteen billion, three hundred ten million, one hundred thirteen thousand, two hundred thirty-one".