22120222112022 has 16 divisors (see below), whose sum is σ = 44241314459760. Its totient is φ = 7373262331392.

The previous prime is 22120222111993. The next prime is 22120222112033. The reversal of 22120222112022 is 22021122202122.

It is a self number, because there is not a number n which added to its sum of digits gives 22120222112022.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 35929147 + ... + 36539622.

It is an arithmetic number, because the mean of its divisors is an integer number (2765082153735).

Almost surely, 2^{22120222112022} is an apocalyptic number.

22120222112022 is an abundant number, since it is smaller than the sum of its proper divisors (22121092347738).

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

22120222112022 is a wasteful number, since it uses less digits than its factorization.

22120222112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72519647.

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

Adding to 22120222112022 its reverse (22021122202122), we get a palindrome (44141344314144).

The spelling of 22120222112022 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty-two million, one hundred twelve thousand, twenty-two".