22221022222202 has 16 divisors (see below), whose sum is σ = 33486070767360. Its totient is φ = 11059024676688.

The previous prime is 22221022222193. The next prime is 22221022222213. The reversal of 22221022222202 is 20222222012222.

It is a super-2 number, since 2×22221022222202² (a number of 27 digits) contains 22 as substring.

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, 4801958 + ... + 8215889.

It is an arithmetic number, because the mean of its divisors is an integer number (2092879422960).

Almost surely, 2^{22221022222202} is an apocalyptic number.

22221022222202 is a deficient number, since it is larger than the sum of its proper divisors (11265048545158).

22221022222202 is a wasteful number, since it uses less digits than its factorization.

22221022222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13021805.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 22221022222202 its reverse (20222222012222), we get a palindrome (42443244234424).

The spelling of 22221022222202 in words is "twenty-two trillion, two hundred twenty-one billion, twenty-two million, two hundred twenty-two thousand, two hundred two".