22331231003000 has 64 divisors (see below), whose sum is σ = 52302202243200. Its totient is φ = 8924437411200.

The previous prime is 22331231002903. The next prime is 22331231003021. The reversal of 22331231003000 is 30013213322.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8959184 + ... + 11177183.

It is an arithmetic number, because the mean of its divisors is an integer number (817221910050).

Almost surely, 2^{22331231003000} is an apocalyptic number.

22331231003000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22331231003000 is an abundant number, since it is smaller than the sum of its proper divisors (29970971240200).

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

22331231003000 is a wasteful number, since it uses less digits than its factorization.

22331231003000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20137497 (or 20137483 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 22331231003000 its reverse (30013213322), we get a palindrome (22361244216322).

The spelling of 22331231003000 in words is "twenty-two trillion, three hundred thirty-one billion, two hundred thirty-one million, three thousand".