313233312112 has 40 divisors (see below), whose sum is σ = 694268956800. Its totient is φ = 134111059392.

The previous prime is 313233312079. The next prime is 313233312149. The reversal of 313233312112 is 211213332313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1258162 + ... + 1486417.

It is an arithmetic number, because the mean of its divisors is an integer number (17356723920).

Almost surely, 2^313233312112 is an apocalyptic number.

It is an amenable number.

313233312112 is an abundant number, since it is smaller than the sum of its proper divisors (381035644688).

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

313233312112 is a wasteful number, since it uses less digits than its factorization.

313233312112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2745613 (or 2745607 counting only the distinct ones).

The product of its digits is 1944, while the sum is 25.

Adding to 313233312112 its reverse (211213332313), we get a palindrome (524446644425).

The spelling of 313233312112 in words is "three hundred thirteen billion, two hundred thirty-three million, three hundred twelve thousand, one hundred twelve".