22204020442422 has 64 divisors (see below), whose sum is σ = 56133240920064. Its totient is φ = 5697734970240.

The previous prime is 22204020442411. The next prime is 22204020442477. The reversal of 22204020442422 is 22424402040222.

It is a self number, because there is not a number n which added to its sum of digits gives 22204020442422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 549529854 + ... + 549570257.

It is an arithmetic number, because the mean of its divisors is an integer number (877081889376).

Almost surely, 2^{22204020442422} is an apocalyptic number.

22204020442422 is an abundant number, since it is smaller than the sum of its proper divisors (33929220477642).

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

22204020442422 is a wasteful number, since it uses less digits than its factorization.

22204020442422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099100173.

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

Adding to 22204020442422 its reverse (22424402040222), we get a palindrome (44628422482644).

The spelling of 22204020442422 in words is "twenty-two trillion, two hundred four billion, twenty million, four hundred forty-two thousand, four hundred twenty-two".