22023044022 has 96 divisors (see below), whose sum is σ = 52781954400. Its totient is φ = 6103641600.

The previous prime is 22023043981. The next prime is 22023044051. The reversal of 22023044022 is 22044032022.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 22023044022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3793522 + ... + 3799322.

It is an arithmetic number, because the mean of its divisors is an integer number (549812025).

Almost surely, 2^22023044022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22023044022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26390977200).

22023044022 is an abundant number, since it is smaller than the sum of its proper divisors (30758910378).

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

22023044022 is a wasteful number, since it uses less digits than its factorization.

22023044022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6206 (or 6199 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 22023044022 its reverse (22044032022), we get a palindrome (44067076044).

The spelling of 22023044022 in words is "twenty-two billion, twenty-three million, forty-four thousand, twenty-two".