22201122122022 has 32 divisors (see below), whose sum is σ = 45284954083200. Its totient is φ = 7253978675648.

The previous prime is 22201122122021. The next prime is 22201122122059. The reversal of 22201122122022 is 22022122110222.

It is a self number, because there is not a number n which added to its sum of digits gives 22201122122022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201122122021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90244647 + ... + 90490322.

It is an arithmetic number, because the mean of its divisors is an integer number (1415154815100).

Almost surely, 2^{22201122122022} is an apocalyptic number.

22201122122022 is an abundant number, since it is smaller than the sum of its proper divisors (23083831961178).

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

22201122122022 is a wasteful number, since it uses less digits than its factorization.

22201122122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180735380.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22201122122022 its reverse (22022122110222), we get a palindrome (44223244232244).

The spelling of 22201122122022 in words is "twenty-two trillion, two hundred one billion, one hundred twenty-two million, one hundred twenty-two thousand, twenty-two".