320000202113212 has 96 divisors (see below), whose sum is σ = 571261140172800. Its totient is φ = 156822545880000.

The previous prime is 320000202113191. The next prime is 320000202113231. The reversal of 320000202113212 is 212311202000023.

It is a self number, because there is not a number n which added to its sum of digits gives 320000202113212.

It is a congruent number.

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, 31686320539 + ... + 31686330637.

It is an arithmetic number, because the mean of its divisors is an integer number (5950636876800).

Almost surely, 2^{320000202113212} is an apocalyptic number.

It is an amenable number.

320000202113212 is a deficient number, since it is larger than the sum of its proper divisors (251260938059588).

320000202113212 is a wasteful number, since it uses less digits than its factorization.

320000202113212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11983 (or 11981 counting only the distinct ones).

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

Adding to 320000202113212 its reverse (212311202000023), we get a palindrome (532311404113235).

The spelling of 320000202113212 in words is "three hundred twenty trillion, two hundred two million, one hundred thirteen thousand, two hundred twelve".