313021021132 has 48 divisors (see below), whose sum is σ = 568170796032. Its totient is φ = 150783777920.

The previous prime is 313021021127. The next prime is 313021021151. The reversal of 313021021132 is 231120120313.

It is a super-2 number, since 2×313021021132² (a number of 24 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, 41145273 + ... + 41152879.

It is an arithmetic number, because the mean of its divisors is an integer number (11836891584).

Almost surely, 2^313021021132 is an apocalyptic number.

It is an amenable number.

313021021132 is a deficient number, since it is larger than the sum of its proper divisors (255149774900).

313021021132 is a wasteful number, since it uses less digits than its factorization.

313021021132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10758 (or 10756 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 313021021132 its reverse (231120120313), we get a palindrome (544141141445).

The spelling of 313021021132 in words is "three hundred thirteen billion, twenty-one million, twenty-one thousand, one hundred thirty-two".