22212220120022 has 64 divisors (see below), whose sum is σ = 34447604244480. Its totient is φ = 10735285881600.

The previous prime is 22212220120009. The next prime is 22212220120073. The reversal of 22212220120022 is 22002102221222.

It is a junction number, because it is equal to n+sod(n) for n = 22212220119976 and 22212220120003.

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, 4530330023 + ... + 4530334925.

It is an arithmetic number, because the mean of its divisors is an integer number (538243816320).

Almost surely, 2^{22212220120022} is an apocalyptic number.

22212220120022 is a deficient number, since it is larger than the sum of its proper divisors (12235384124458).

22212220120022 is a wasteful number, since it uses less digits than its factorization.

22212220120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6309.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22212220120022 its reverse (22002102221222), we get a palindrome (44214322341244).

The spelling of 22212220120022 in words is "twenty-two trillion, two hundred twelve billion, two hundred twenty million, one hundred twenty thousand, twenty-two".