22211111102022 has 24 divisors (see below), whose sum is σ = 48133366412040. Its totient is φ = 7402274107200.

The previous prime is 22211111102003. The next prime is 22211111102053. The reversal of 22211111102022 is 22020111111222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22211111101986 and 22211111102004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119036979 + ... + 119223422.

It is an arithmetic number, because the mean of its divisors is an integer number (2005556933835).

Almost surely, 2^{22211111102022} is an apocalyptic number.

22211111102022 is an abundant number, since it is smaller than the sum of its proper divisors (25922255310018).

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

22211111102022 is a wasteful number, since it uses less digits than its factorization.

22211111102022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238265588 (or 238265585 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22211111102022 its reverse (22020111111222), we get a palindrome (44231222213244).

The spelling of 22211111102022 in words is "twenty-two trillion, two hundred eleven billion, one hundred eleven million, one hundred two thousand, twenty-two".