22044022022 has 16 divisors (see below), whose sum is σ = 36131484672. Its totient is φ = 10003496520.

The previous prime is 22044022001. The next prime is 22044022031. The reversal of 22044022022 is 22022044022.

It is a junction number, because it is equal to n+sod(n) for n = 22044021985 and 22044022003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 812018 + ... + 838725.

It is an arithmetic number, because the mean of its divisors is an integer number (2258217792).

Almost surely, 2^22044022022 is an apocalyptic number.

22044022022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22044022022 is a deficient number, since it is larger than the sum of its proper divisors (14087462650).

22044022022 is a wasteful number, since it uses less digits than its factorization.

22044022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651363.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22044022022 its reverse (22022044022), we get a palindrome (44066066044).

The spelling of 22044022022 in words is "twenty-two billion, forty-four million, twenty-two thousand, twenty-two".