22123884287232 has 432 divisors, whose sum is σ = 78528603182848. Its totient is φ = 5833418342400.

The previous prime is 22123884287209. The next prime is 22123884287233. The reversal of 22123884287232 is 23278248832122.

22123884287232 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 388 + 4 + 28 + 7 + 232 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123884287233) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1038035808 + ... + 1038057120.

Almost surely, 2^{22123884287232} 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 22123884287232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39264301591424).

22123884287232 is an abundant number, since it is smaller than the sum of its proper divisors (56404718895616).

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

22123884287232 is a wasteful number, since it uses less digits than its factorization.

22123884287232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26306 (or 26289 counting only the distinct ones).

The product of its digits is 8257536, while the sum is 54.

The spelling of 22123884287232 in words is "twenty-two trillion, one hundred twenty-three billion, eight hundred eighty-four million, two hundred eighty-seven thousand, two hundred thirty-two".