10311031313 has 8 divisors (see below), whose sum is σ = 11265791040. Its totient is φ = 9359170480.

The previous prime is 10311031309. The next prime is 10311031327. The reversal of 10311031313 is 31313011301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10311031313 - 2² = 10311031309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10311031291 and 10311031300.

It is not an unprimeable number, because it can be changed into a prime (10311034313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717278 + ... + 731511.

It is an arithmetic number, because the mean of its divisors is an integer number (1408223880).

Almost surely, 2^10311031313 is an apocalyptic number.

It is an amenable number.

10311031313 is a deficient number, since it is larger than the sum of its proper divisors (954759727).

10311031313 is a wasteful number, since it uses less digits than its factorization.

10311031313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449447.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 10311031313 its reverse (31313011301), we get a palindrome (41624042614).

The spelling of 10311031313 in words is "ten billion, three hundred eleven million, thirty-one thousand, three hundred thirteen".