22201112012122 has 16 divisors (see below), whose sum is σ = 33439699572552. Its totient is φ = 11054614626880.

The previous prime is 22201112012029. The next prime is 22201112012143. The reversal of 22201112012122 is 22121021110222.

It can be written as a sum of positive squares in 4 ways, for example, as 1198698712201 + 21002413299921 = 1094851^2 + 4582839^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22201112012122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16641829 + ... + 17926312.

Almost surely, 2^{22201112012122} is an apocalyptic number.

22201112012122 is a deficient number, since it is larger than the sum of its proper divisors (11238587560430).

22201112012122 is a wasteful number, since it uses less digits than its factorization.

22201112012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34569473.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22201112012122 its reverse (22121021110222), we get a palindrome (44322133122344).

The spelling of 22201112012122 in words is "twenty-two trillion, two hundred one billion, one hundred twelve million, twelve thousand, one hundred twenty-two".