321310202212 has 24 divisors (see below), whose sum is σ = 575402502752. Its totient is φ = 156909916800.

The previous prime is 321310202201. The next prime is 321310202249. The reversal of 321310202212 is 212202013123.

It is a self number, because there is not a number n which added to its sum of digits gives 321310202212.

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 in 7 ways as a sum of consecutive naturals, for example, 3713887 + ... + 3799417.

Almost surely, 2^321310202212 is an apocalyptic number.

It is an amenable number.

321310202212 is a deficient number, since it is larger than the sum of its proper divisors (254092300540).

321310202212 is a wasteful number, since it uses less digits than its factorization.

321310202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107419 (or 107417 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 321310202212 its reverse (212202013123), we get a palindrome (533512215335).

The spelling of 321310202212 in words is "three hundred twenty-one billion, three hundred ten million, two hundred two thousand, two hundred twelve".