21132200320332 has 24 divisors (see below), whose sum is σ = 49314746567856. Its totient is φ = 7043169751488.

The previous prime is 21132200320327. The next prime is 21132200320339. The reversal of 21132200320332 is 23302300223112.

It is not an unprimeable number, because it can be changed into a prime (21132200320339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112029583 + ... + 112218054.

It is an arithmetic number, because the mean of its divisors is an integer number (2054781106994).

Almost surely, 2^{21132200320332} is an apocalyptic number.

It is an amenable number.

21132200320332 is an abundant number, since it is smaller than the sum of its proper divisors (28182546247524).

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

21132200320332 is a wasteful number, since it uses less digits than its factorization.

21132200320332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224255497 (or 224255495 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 21132200320332 its reverse (23302300223112), we get a palindrome (44434500543444).

The spelling of 21132200320332 in words is "twenty-one trillion, one hundred thirty-two billion, two hundred million, three hundred twenty thousand, three hundred thirty-two".