22122340324 has 48 divisors (see below), whose sum is σ = 45341065728. Its totient is φ = 9247448448.

The previous prime is 22122340321. The next prime is 22122340327. The reversal of 22122340324 is 42304322122.

It is an interprime number because it is at equal distance from previous prime (22122340321) and next prime (22122340327).

It is not an unprimeable number, because it can be changed into a prime (22122340321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 356902 + ... + 414274.

It is an arithmetic number, because the mean of its divisors is an integer number (944605536).

Almost surely, 2^22122340324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22122340324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22670532864).

22122340324 is an abundant number, since it is smaller than the sum of its proper divisors (23218725404).

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

22122340324 is a wasteful number, since it uses less digits than its factorization.

22122340324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57724 (or 57722 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22122340324 its reverse (42304322122), we get a palindrome (64426662446).

The spelling of 22122340324 in words is "twenty-two billion, one hundred twenty-two million, three hundred forty thousand, three hundred twenty-four".