313011112313 has 4 divisors (see below), whose sum is σ = 313573071780. Its totient is φ = 312449152848.

The previous prime is 313011112301. The next prime is 313011112319. The reversal of 313011112313 is 313211110313.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9175340944 + 303835771369 = 95788^2 + 551213^2 .

It is a cyclic number.

It is not a de Polignac number, because 313011112313 - 2¹⁰ = 313011111289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313011112319) 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, 280978898 + ... + 280980011.

It is an arithmetic number, because the mean of its divisors is an integer number (78393267945).

Almost surely, 2^313011112313 is an apocalyptic number.

It is an amenable number.

313011112313 is a deficient number, since it is larger than the sum of its proper divisors (561959467).

313011112313 is an equidigital number, since it uses as much as digits as its factorization.

313011112313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561959466.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 313011112313 its reverse (313211110313), we get a palindrome (626222222626).

The spelling of 313011112313 in words is "three hundred thirteen billion, eleven million, one hundred twelve thousand, three hundred thirteen".