12220031000304 has 80 divisors (see below), whose sum is σ = 35242252208640. Its totient is φ = 4054038690240.

The previous prime is 12220031000279. The next prime is 12220031000347. The reversal of 12220031000304 is 40300013002221.

12220031000304 is a `hidden beast` number, since 122 + 200 + 310 + 0 + 0 + 30 + 4 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66939912 + ... + 67122215.

It is an arithmetic number, because the mean of its divisors is an integer number (440528152608).

Almost surely, 2^{12220031000304} is an apocalyptic number.

It is an amenable number.

12220031000304 is an abundant number, since it is smaller than the sum of its proper divisors (23022221208336).

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

12220031000304 is a wasteful number, since it uses less digits than its factorization.

12220031000304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134062355 (or 134062343 counting only the distinct ones).

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

Adding to 12220031000304 its reverse (40300013002221), we get a palindrome (52520044002525).

The spelling of 12220031000304 in words is "twelve trillion, two hundred twenty billion, thirty-one million, three hundred four", and thus it is an aban number.