313323020212 has 6 divisors (see below), whose sum is σ = 548315285378. Its totient is φ = 156661510104.

The previous prime is 313323020177. The next prime is 313323020243. The reversal of 313323020212 is 212020323313.

It can be written as a sum of positive squares in only one way, i.e., 311960229156 + 1362791056 = 558534^2 + 36916^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39165377523 + ... + 39165377530.

Almost surely, 2^313323020212 is an apocalyptic number.

It is an amenable number.

313323020212 is a deficient number, since it is larger than the sum of its proper divisors (234992265166).

313323020212 is a wasteful number, since it uses less digits than its factorization.

313323020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78330755057 (or 78330755055 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 313323020212 its reverse (212020323313), we get a palindrome (525343343525).

The spelling of 313323020212 in words is "three hundred thirteen billion, three hundred twenty-three million, twenty thousand, two hundred twelve".