22132403124432 has 80 divisors (see below), whose sum is σ = 58588119203712. Its totient is φ = 7195290071040.

The previous prime is 22132403124421. The next prime is 22132403124437. The reversal of 22132403124432 is 23442130423122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22132403124393 and 22132403124402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22132403124437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4583133 + ... + 8078979.

Almost surely, 2^{22132403124432} 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 22132403124432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29294059601856).

22132403124432 is an abundant number, since it is smaller than the sum of its proper divisors (36455716079280).

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

22132403124432 is a wasteful number, since it uses less digits than its factorization.

22132403124432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3499116 (or 3499110 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 22132403124432 its reverse (23442130423122), we get a palindrome (45574533547554).

The spelling of 22132403124432 in words is "twenty-two trillion, one hundred thirty-two billion, four hundred three million, one hundred twenty-four thousand, four hundred thirty-two".