313323212212 has 6 divisors (see below), whose sum is σ = 548315621378. Its totient is φ = 156661606104.

The previous prime is 313323212177. The next prime is 313323212227. The reversal of 313323212212 is 212212323313.

It can be written as a sum of positive squares in only one way, i.e., 206664796816 + 106658415396 = 454604^2 + 326586^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39165401523 + ... + 39165401530.

Almost surely, 2^313323212212 is an apocalyptic number.

It is an amenable number.

313323212212 is a deficient number, since it is larger than the sum of its proper divisors (234992409166).

313323212212 is a wasteful number, since it uses less digits than its factorization.

313323212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78330803057 (or 78330803055 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

Adding to 313323212212 its reverse (212212323313), we get a palindrome (525535535525).

The spelling of 313323212212 in words is "three hundred thirteen billion, three hundred twenty-three million, two hundred twelve thousand, two hundred twelve".