313122023113 has 4 divisors (see below), whose sum is σ = 323222733568. Its totient is φ = 303021312660.

The previous prime is 313122023083. The next prime is 313122023173. The reversal of 313122023113 is 311320221313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 313122023113 - 2³⁷ = 175683069641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313122023173) 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, 5050355181 + ... + 5050355242.

It is an arithmetic number, because the mean of its divisors is an integer number (80805683392).

Almost surely, 2^313122023113 is an apocalyptic number.

It is an amenable number.

313122023113 is a deficient number, since it is larger than the sum of its proper divisors (10100710455).

313122023113 is a wasteful number, since it uses less digits than its factorization.

313122023113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100710454.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 313122023113 its reverse (311320221313), we get a palindrome (624442244426).

The spelling of 313122023113 in words is "three hundred thirteen billion, one hundred twenty-two million, twenty-three thousand, one hundred thirteen".