22200424032 has 96 divisors (see below), whose sum is σ = 61845420672. Its totient is φ = 6948890624.

The previous prime is 22200424031. The next prime is 22200424039. The reversal of 22200424032 is 23042400222.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200424031) 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, 707623 + ... + 738329.

It is an arithmetic number, because the mean of its divisors is an integer number (644223132).

Almost surely, 2^22200424032 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 22200424032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30922710336).

22200424032 is an abundant number, since it is smaller than the sum of its proper divisors (39644996640).

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

22200424032 is a wasteful number, since it uses less digits than its factorization.

22200424032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31180 (or 31172 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 22200424032 its reverse (23042400222), we get a palindrome (45242824254).

The spelling of 22200424032 in words is "twenty-two billion, two hundred million, four hundred twenty-four thousand, thirty-two".