313000310313 has 6 divisors (see below), whose sum is σ = 452111559354. Its totient is φ = 208666873536.

The previous prime is 313000310299. The next prime is 313000310333. The reversal of 313000310313 is 313013000313.

It can be written as a sum of positive squares in only one way, i.e., 245884081689 + 67116228624 = 495867^2 + 259068^2 .

It is not a de Polignac number, because 313000310313 - 2⁴ = 313000310297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (313000310333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17388906120 + ... + 17388906137.

It is an arithmetic number, because the mean of its divisors is an integer number (75351926559).

Almost surely, 2^313000310313 is an apocalyptic number.

It is an amenable number.

313000310313 is a deficient number, since it is larger than the sum of its proper divisors (139111249041).

313000310313 is a wasteful number, since it uses less digits than its factorization.

313000310313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34777812263 (or 34777812260 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 18.

Adding to 313000310313 its reverse (313013000313), we get a palindrome (626013310626).

The spelling of 313000310313 in words is "three hundred thirteen billion, three hundred ten thousand, three hundred thirteen".