22111000021122 has 256 divisors, whose sum is σ = 49022405591040. Its totient is φ = 6620523724800.

The previous prime is 22111000021109. The next prime is 22111000021129. The reversal of 22111000021122 is 22112000011122.

It is a super-2 number, since 2×22111000021122² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22111000021129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 15280579803 + ... + 15280581249.

It is an arithmetic number, because the mean of its divisors is an integer number (191493771840).

Almost surely, 2^{22111000021122} is an apocalyptic number.

22111000021122 is an abundant number, since it is smaller than the sum of its proper divisors (26911405569918).

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

22111000021122 is a wasteful number, since it uses less digits than its factorization.

22111000021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22111000021122 its reverse (22112000011122), we get a palindrome (44223000032244).

It can be divided in two parts, 221110000 and 21122, that added together give a palindrome (221131122).

The spelling of 22111000021122 in words is "twenty-two trillion, one hundred eleven billion, twenty-one thousand, one hundred twenty-two".