22204020444222 has 32 divisors (see below), whose sum is σ = 44668387445760. Its totient is φ = 7358075746560.

The previous prime is 22204020444197. The next prime is 22204020444283. The reversal of 22204020444222 is 22244402040222.

It is a self number, because there is not a number n which added to its sum of digits gives 22204020444222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15135022 + ... + 16537137.

It is an arithmetic number, because the mean of its divisors is an integer number (1395887107680).

Almost surely, 2^{22204020444222} is an apocalyptic number.

22204020444222 is an abundant number, since it is smaller than the sum of its proper divisors (22464367001538).

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

22204020444222 is a wasteful number, since it uses less digits than its factorization.

22204020444222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31672848.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 22204020444222 its reverse (22244402040222), we get a palindrome (44448422484444).

The spelling of 22204020444222 in words is "twenty-two trillion, two hundred four billion, twenty million, four hundred forty-four thousand, two hundred twenty-two".