22021122222202 has 16 divisors (see below), whose sum is σ = 33734873784960. Its totient is φ = 10776169692288.

The previous prime is 22021122222173. The next prime is 22021122222217. The reversal of 22021122222202 is 20222222112022.

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, 7134538 + ... + 9743914.

It is an arithmetic number, because the mean of its divisors is an integer number (2108429611560).

Almost surely, 2^{22021122222202} is an apocalyptic number.

22021122222202 is a deficient number, since it is larger than the sum of its proper divisors (11713751562758).

22021122222202 is a wasteful number, since it uses less digits than its factorization.

22021122222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2699205.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 22021122222202 its reverse (20222222112022), we get a palindrome (42243344334224).

The spelling of 22021122222202 in words is "twenty-two trillion, twenty-one billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred two".