313321003312 has 40 divisors (see below), whose sum is σ = 628043106240. Its totient is φ = 151246233600.

The previous prime is 313321003297. The next prime is 313321003313. The reversal of 313321003312 is 213300123313.

It is a super-2 number, since 2×313321003312² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (313321003313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8883312 + ... + 8918512.

It is an arithmetic number, because the mean of its divisors is an integer number (15701077656).

Almost surely, 2^313321003312 is an apocalyptic number.

It is an amenable number.

313321003312 is an abundant number, since it is smaller than the sum of its proper divisors (314722102928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313321003312 is a wasteful number, since it uses less digits than its factorization.

313321003312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54421 (or 54415 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 313321003312 its reverse (213300123313), we get a palindrome (526621126625).

The spelling of 313321003312 in words is "three hundred thirteen billion, three hundred twenty-one million, three thousand, three hundred twelve".