22133523000 has 64 divisors (see below), whose sum is σ = 69056601120. Its totient is φ = 5902272000.

The previous prime is 22133522989. The next prime is 22133523007. The reversal of 22133523000 is 32533122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133523007) 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, 3685921 + ... + 3691920.

Almost surely, 2^22133523000 is an apocalyptic number.

22133523000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22133523000 is an abundant number, since it is smaller than the sum of its proper divisors (46923078120).

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

22133523000 is a wasteful number, since it uses less digits than its factorization.

22133523000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7377865 (or 7377851 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The spelling of 22133523000 in words is "twenty-two billion, one hundred thirty-three million, five hundred twenty-three thousand".