22224532015422 has 640 divisors, whose sum is σ = 60244441804800. Its totient is φ = 6050508710400.

The previous prime is 22224532015363. The next prime is 22224532015457. The reversal of 22224532015422 is 22451023542222.

22224532015422 is a `hidden beast` number, since 2 + 2 + 2 + 24 + 5 + 3 + 201 + 5 + 422 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 6925686154 + ... + 6925689362.

It is an arithmetic number, because the mean of its divisors is an integer number (94131940320).

Almost surely, 2^{22224532015422} is an apocalyptic number.

22224532015422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22224532015422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30122220902400).

22224532015422 is an abundant number, since it is smaller than the sum of its proper divisors (38019909789378).

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

22224532015422 is a wasteful number, since it uses less digits than its factorization.

22224532015422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434 (or 3425 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 22224532015422 its reverse (22451023542222), we get a palindrome (44675555557644).

The spelling of 22224532015422 in words is "twenty-two trillion, two hundred twenty-four billion, five hundred thirty-two million, fifteen thousand, four hundred twenty-two".