320122200211212 has 24 divisors (see below), whose sum is σ = 853659200563456. Its totient is φ = 91463485774608.

The previous prime is 320122200211201. The next prime is 320122200211213. The reversal of 320122200211212 is 212112002221023.

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

It is not an unprimeable number, because it can be changed into a prime (320122200211213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1905489286888 + ... + 1905489287055.

Almost surely, 2^{320122200211212} is an apocalyptic number.

It is an amenable number.

320122200211212 is an abundant number, since it is smaller than the sum of its proper divisors (533537000352244).

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

320122200211212 is a wasteful number, since it uses less digits than its factorization.

320122200211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3810978573957 (or 3810978573955 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 320122200211212 its reverse (212112002221023), we get a palindrome (532234202432235).

The spelling of 320122200211212 in words is "three hundred twenty trillion, one hundred twenty-two billion, two hundred million, two hundred eleven thousand, two hundred twelve".