22112221120022 has 64 divisors (see below), whose sum is σ = 37212064920576. Its totient is φ = 9767282400000.

The previous prime is 22112221120009. The next prime is 22112221120037. The reversal of 22112221120022 is 22002112221122.

It is a junction number, because it is equal to n+sod(n) for n = 22112221119976 and 22112221120003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1315333997 + ... + 1315350807.

It is an arithmetic number, because the mean of its divisors is an integer number (581438514384).

Almost surely, 2^{22112221120022} is an apocalyptic number.

22112221120022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22112221120022 is a deficient number, since it is larger than the sum of its proper divisors (15099843800554).

22112221120022 is a wasteful number, since it uses less digits than its factorization.

22112221120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22517.

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

Adding to 22112221120022 its reverse (22002112221122), we get a palindrome (44114333341144).

The spelling of 22112221120022 in words is "twenty-two trillion, one hundred twelve billion, two hundred twenty-one million, one hundred twenty thousand, twenty-two".