313012321301 has 24 divisors (see below), whose sum is σ = 322620074952. Its totient is φ = 303682867200.

The previous prime is 313012321289. The next prime is 313012321327. The reversal of 313012321301 is 103123210313.

It can be written as a sum of positive squares in 12 ways, for example, as 196205588401 + 116806732900 = 442951^2 + 341770^2 .

It is a de Polignac number, because none of the positive numbers 2^k-313012321301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313012321351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 332637491 + ... + 332638431.

It is an arithmetic number, because the mean of its divisors is an integer number (13442503123).

Almost surely, 2^313012321301 is an apocalyptic number.

It is an amenable number.

313012321301 is a deficient number, since it is larger than the sum of its proper divisors (9607753651).

313012321301 is an equidigital number, since it uses as much as digits as its factorization.

313012321301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913 (or 1872 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 313012321301 its reverse (103123210313), we get a palindrome (416135531614).

The spelling of 313012321301 in words is "three hundred thirteen billion, twelve million, three hundred twenty-one thousand, three hundred one".