313222303222312 has 64 divisors (see below), whose sum is σ = 643123928304000. Its totient is φ = 141831980624640.

The previous prime is 313222303222307. The next prime is 313222303222331. The reversal of 313222303222312 is 213222303222313.

It is a super-2 number, since 2×313222303222312² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23735814 + ... + 34493962.

It is an arithmetic number, because the mean of its divisors is an integer number (10048811379750).

Almost surely, 2^{313222303222312} is an apocalyptic number.

It is an amenable number.

313222303222312 is an abundant number, since it is smaller than the sum of its proper divisors (329901625081688).

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

313222303222312 is a wasteful number, since it uses less digits than its factorization.

313222303222312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10759426 (or 10759422 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 313222303222312 its reverse (213222303222313), we get a palindrome (526444606444625).

Subtracting from 313222303222312 its reverse (213222303222313), we obtain a palindrome (99999999999999).

The spelling of 313222303222312 in words is "three hundred thirteen trillion, two hundred twenty-two billion, three hundred three million, two hundred twenty-two thousand, three hundred twelve".