313010320331 has 4 divisors (see below), whose sum is σ = 317418916464. Its totient is φ = 308601724200.

The previous prime is 313010320321. The next prime is 313010320339. The reversal of 313010320331 is 133023010313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133023010313 = 55351 ⋅2403263.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313010320331 is a prime.

It is a super-2 number, since 2×313010320331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313010320339) 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, 2204297960 + ... + 2204298101.

It is an arithmetic number, because the mean of its divisors is an integer number (79354729116).

Almost surely, 2^313010320331 is an apocalyptic number.

313010320331 is a deficient number, since it is larger than the sum of its proper divisors (4408596133).

313010320331 is an equidigital number, since it uses as much as digits as its factorization.

313010320331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4408596132.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 313010320331 its reverse (133023010313), we get a palindrome (446033330644).

The spelling of 313010320331 in words is "three hundred thirteen billion, ten million, three hundred twenty thousand, three hundred thirty-one".