22200100222 has 4 divisors (see below), whose sum is σ = 33300150336. Its totient is φ = 11100050110.

The previous prime is 22200100207. The next prime is 22200100283.

22200100222 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550025054 + ... + 5550025057.

It is an arithmetic number, because the mean of its divisors is an integer number (8325037584).

Almost surely, 2^22200100222 is an apocalyptic number.

22200100222 is a deficient number, since it is larger than the sum of its proper divisors (11100050114).

22200100222 is a wasteful number, since it uses less digits than its factorization.

22200100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100050113.

The product of its (nonzero) digits is 64, while the sum is 13.

The spelling of 22200100222 in words is "twenty-two billion, two hundred million, one hundred thousand, two hundred twenty-two".