22221122110122 has 32 divisors (see below), whose sum is σ = 50379871993920. Its totient is φ = 6477412112640.

The previous prime is 22221122110007. The next prime is 22221122110127. The reversal of 22221122110122 is 22101122112222.

It is not an unprimeable number, because it can be changed into a prime (22221122110127) 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, 7497003279 + ... + 7497006242.

It is an arithmetic number, because the mean of its divisors is an integer number (1574370999810).

Almost surely, 2^{22221122110122} is an apocalyptic number.

22221122110122 is an abundant number, since it is smaller than the sum of its proper divisors (28158749883798).

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

22221122110122 is a wasteful number, since it uses less digits than its factorization.

22221122110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14994009558.

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

Adding to 22221122110122 its reverse (22101122112222), we get a palindrome (44322244222344).

The spelling of 22221122110122 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred ten thousand, one hundred twenty-two".