211122202112022 has 32 divisors (see below), whose sum is σ = 424798705158912. Its totient is φ = 69948401920544.

The previous prime is 211122202111999. The next prime is 211122202112023. The reversal of 211122202112022 is 220211202221112.

It is a self number, because there is not a number n which added to its sum of digits gives 211122202112022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211122202112023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10046608 + ... + 22873100.

It is an arithmetic number, because the mean of its divisors is an integer number (13274959536216).

Almost surely, 2^{211122202112022} is an apocalyptic number.

211122202112022 is an abundant number, since it is smaller than the sum of its proper divisors (213676503046890).

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

211122202112022 is a wasteful number, since it uses less digits than its factorization.

211122202112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12843092.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 211122202112022 its reverse (220211202221112), we get a palindrome (431333404333134).

The spelling of 211122202112022 in words is "two hundred eleven trillion, one hundred twenty-two billion, two hundred two million, one hundred twelve thousand, twenty-two".