12220031000322 has 24 divisors (see below), whose sum is σ = 26488538082864. Its totient is φ = 4071527628504.

The previous prime is 12220031000279. The next prime is 12220031000347. The reversal of 12220031000322 is 22300013002221.

12220031000322 is a `hidden beast` number, since 12 + 2 + 20 + 0 + 310 + 0 + 0 + 322 = 666.

12220031000322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12220031000295 and 12220031000304.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151295028 + ... + 151375775.

It is an arithmetic number, because the mean of its divisors is an integer number (1103689086786).

Almost surely, 2^{12220031000322} is an apocalyptic number.

12220031000322 is an abundant number, since it is smaller than the sum of its proper divisors (14268507082542).

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

12220031000322 is a wasteful number, since it uses less digits than its factorization.

12220031000322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302673054 (or 302673051 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 12220031000322 its reverse (22300013002221), we get a palindrome (34520044002543).

The spelling of 12220031000322 in words is "twelve trillion, two hundred twenty billion, thirty-one million, three hundred twenty-two", and thus it is an aban number.