202201122212022 has 64 divisors (see below), whose sum is σ = 414407255768064. Its totient is φ = 65742764935680.

The previous prime is 202201122212021. The next prime is 202201122212041. The reversal of 202201122212022 is 220212221102202.

It is a self number, because there is not a number n which added to its sum of digits gives 202201122212022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202201122212021) 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 31 ways as a sum of consecutive naturals, for example, 224876928 + ... + 225774300.

It is an arithmetic number, because the mean of its divisors is an integer number (6475113371376).

Almost surely, 2^{202201122212022} is an apocalyptic number.

202201122212022 is an abundant number, since it is smaller than the sum of its proper divisors (212206133556042).

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

202201122212022 is a wasteful number, since it uses less digits than its factorization.

202201122212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900133.

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

Adding to 202201122212022 its reverse (220212221102202), we get a palindrome (422413343314224).

The spelling of 202201122212022 in words is "two hundred two trillion, two hundred one billion, one hundred twenty-two million, two hundred twelve thousand, twenty-two".