22144322111 has 8 divisors (see below), whose sum is σ = 23448228624. Its totient is φ = 20840560000.

The previous prime is 22144322071. The next prime is 22144322113. The reversal of 22144322111 is 11122344122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22144322111 - 2²⁶ = 22077213247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22144322113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592736 + ... + 628986.

It is an arithmetic number, because the mean of its divisors is an integer number (2931028578).

Almost surely, 2^22144322111 is an apocalyptic number.

22144322111 is a deficient number, since it is larger than the sum of its proper divisors (1303906513).

22144322111 is a wasteful number, since it uses less digits than its factorization.

22144322111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72201.

The product of its digits is 768, while the sum is 23.

Adding to 22144322111 its reverse (11122344122), we get a palindrome (33266666233).

The spelling of 22144322111 in words is "twenty-two billion, one hundred forty-four million, three hundred twenty-two thousand, one hundred eleven".