2202221100204 has 24 divisors (see below), whose sum is σ = 5709462111920. Its totient is φ = 734073700032.

The previous prime is 2202221100187. The next prime is 2202221100223. The reversal of 2202221100204 is 4020011222022.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10195467949 + ... + 10195468164.

Almost surely, 2^{2202221100204} is an apocalyptic number.

It is an amenable number.

2202221100204 is an abundant number, since it is smaller than the sum of its proper divisors (3507241011716).

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

2202221100204 is a wasteful number, since it uses less digits than its factorization.

2202221100204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20390936126 (or 20390936118 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2202221100204 its reverse (4020011222022), we get a palindrome (6222232322226).

The spelling of 2202221100204 in words is "two trillion, two hundred two billion, two hundred twenty-one million, one hundred thousand, two hundred four".