21130320333000 has 128 divisors (see below), whose sum is σ = 65930118059520. Its totient is φ = 5634451353600.

The previous prime is 21130320332993. The next prime is 21130320333079. The reversal of 21130320333000 is 33302303112.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59152929 + ... + 59509071.

It is an arithmetic number, because the mean of its divisors is an integer number (515079047340).

Almost surely, 2^{21130320333000} is an apocalyptic number.

21130320333000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21130320333000 is an abundant number, since it is smaller than the sum of its proper divisors (44799797726520).

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

21130320333000 is a wasteful number, since it uses less digits than its factorization.

21130320333000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375944 (or 375930 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 21130320333000 its reverse (33302303112), we get a palindrome (21163622636112).

The spelling of 21130320333000 in words is "twenty-one trillion, one hundred thirty billion, three hundred twenty million, three hundred thirty-three thousand".