21130002332000 has 48 divisors (see below), whose sum is σ = 51916415739552. Its totient is φ = 8452000931200.

The previous prime is 21130002331987. The next prime is 21130002332039. The reversal of 21130002332000 is 23320003112.

It is a self number, because there is not a number n which added to its sum of digits gives 21130002332000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2641246292 + ... + 2641254291.

It is an arithmetic number, because the mean of its divisors is an integer number (1081591994574).

Almost surely, 2^{21130002332000} is an apocalyptic number.

21130002332000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21130002332000 is an abundant number, since it is smaller than the sum of its proper divisors (30786413407552).

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

21130002332000 is an equidigital number, since it uses as much as digits as its factorization.

21130002332000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5282500608 (or 5282500590 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 21130002332000 its reverse (23320003112), we get a palindrome (21153322335112).

The spelling of 21130002332000 in words is "twenty-one trillion, one hundred thirty billion, two million, three hundred thirty-two thousand".