313222030212 has 96 divisors (see below), whose sum is σ = 923820604672. Its totient is φ = 80375348736.

The previous prime is 313222030207. The next prime is 313222030237. The reversal of 313222030212 is 212030222313.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3835723 + ... + 3916530.

Almost surely, 2^313222030212 is an apocalyptic number.

It is an amenable number.

313222030212 is an abundant number, since it is smaller than the sum of its proper divisors (610598574460).

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

313222030212 is a wasteful number, since it uses less digits than its factorization.

313222030212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7752317 (or 7752315 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 313222030212 its reverse (212030222313), we get a palindrome (525252252525).

The spelling of 313222030212 in words is "three hundred thirteen billion, two hundred twenty-two million, thirty thousand, two hundred twelve".