22111222200122 has 32 divisors (see below), whose sum is σ = 38260116453888. Its totient is φ = 9489116160000.

The previous prime is 22111222200113. The next prime is 22111222200127. The reversal of 22111222200122 is 22100222211122.

It is a super-2 number, since 2×22111222200122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22111222200094 and 22111222200103.

It is not an unprimeable number, because it can be changed into a prime (22111222200127) by changing a digit.

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, 395351879 + ... + 395407802.

It is an arithmetic number, because the mean of its divisors is an integer number (1195628639184).

Almost surely, 2^{22111222200122} is an apocalyptic number.

22111222200122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22111222200122 is a deficient number, since it is larger than the sum of its proper divisors (16148894253766).

22111222200122 is a wasteful number, since it uses less digits than its factorization.

22111222200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790759766.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22111222200122 its reverse (22100222211122), we get a palindrome (44211444411244).

The spelling of 22111222200122 in words is "twenty-two trillion, one hundred eleven billion, two hundred twenty-two million, two hundred thousand, one hundred twenty-two".