22144322322 has 32 divisors (see below), whose sum is σ = 49312396800. Its totient is φ = 7366022064.

The previous prime is 22144322267. The next prime is 22144322339. The reversal of 22144322322 is 22322344122.

22144322322 is a `hidden beast` number, since 2 + 2 + 14 + 4 + 322 + 322 = 666.

It is a super-2 number, since 2×22144322322² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402193 + ... + 453924.

It is an arithmetic number, because the mean of its divisors is an integer number (1541012400).

Almost surely, 2^22144322322 is an apocalyptic number.

22144322322 is an abundant number, since it is smaller than the sum of its proper divisors (27168074478).

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

22144322322 is a wasteful number, since it uses less digits than its factorization.

22144322322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856607 (or 856601 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

Adding to 22144322322 its reverse (22322344122), we get a palindrome (44466666444).

The spelling of 22144322322 in words is "twenty-two billion, one hundred forty-four million, three hundred twenty-two thousand, three hundred twenty-two".