22200021112202 has 4 divisors (see below), whose sum is σ = 33300031668306. Its totient is φ = 11100010556100.

The previous prime is 22200021112153. The next prime is 22200021112211. The reversal of 22200021112202 is 20221112000222.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 17977608480001 + 4222412632201 = 4240001^2 + 2054851^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550005278049 + ... + 5550005278052.

Almost surely, 2^{22200021112202} is an apocalyptic number.

22200021112202 is a deficient number, since it is larger than the sum of its proper divisors (11100010556104).

22200021112202 is a wasteful number, since it uses less digits than its factorization.

22200021112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11100010556103.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22200021112202 its reverse (20221112000222), we get a palindrome (42421133112424).

The spelling of 22200021112202 in words is "twenty-two trillion, two hundred billion, twenty-one million, one hundred twelve thousand, two hundred two".