22111000100022 has 32 divisors (see below), whose sum is σ = 44986165046784. Its totient is φ = 7243483024800.

The previous prime is 22111000099919. The next prime is 22111000100039. The reversal of 22111000100022 is 22000100011122.

It is a junction number, because it is equal to n+sod(n) for n = 22111000099980 and 22111000100007.

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 15 ways as a sum of consecutive naturals, for example, 63634729 + ... + 63981252.

It is an arithmetic number, because the mean of its divisors is an integer number (1405817657712).

Almost surely, 2^{22111000100022} is an apocalyptic number.

22111000100022 is an abundant number, since it is smaller than the sum of its proper divisors (22875164946762).

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

22111000100022 is a wasteful number, since it uses less digits than its factorization.

22111000100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127616484.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22111000100022 its reverse (22000100011122), we get a palindrome (44111100111144).

The spelling of 22111000100022 in words is "twenty-two trillion, one hundred eleven billion, one hundred thousand, twenty-two".