22231102322322 has 80 divisors (see below), whose sum is σ = 51169443039000. Its totient is φ = 7208821919232.

The previous prime is 22231102322291. The next prime is 22231102322329. The reversal of 22231102322322 is 22322320113222.

22231102322322 is a `hidden beast` number, since 2 + 2 + 2 + 3 + 1 + 10 + 2 + 322 + 322 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11978112605481 + 10252989716841 = 3460941^2 + 3202029^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22231102322329) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 34136938 + ... + 34782074.

Almost surely, 2^{22231102322322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22231102322322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25584721519500).

22231102322322 is an abundant number, since it is smaller than the sum of its proper divisors (28938340716678).

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

22231102322322 is a wasteful number, since it uses less digits than its factorization.

22231102322322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650937 (or 650928 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 22231102322322 its reverse (22322320113222), we get a palindrome (44553422435544).

The spelling of 22231102322322 in words is "twenty-two trillion, two hundred thirty-one billion, one hundred two million, three hundred twenty-two thousand, three hundred twenty-two".