21132032130332 has 24 divisors (see below), whose sum is σ = 37043391184800. Its totient is φ = 10548206841600.

The previous prime is 21132032130329. The next prime is 21132032130343. The reversal of 21132032130332 is 23303123023112.

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, 189016313 + ... + 189128079.

It is an arithmetic number, because the mean of its divisors is an integer number (1543474632700).

Almost surely, 2^{21132032130332} is an apocalyptic number.

It is an amenable number.

21132032130332 is a deficient number, since it is larger than the sum of its proper divisors (15911359054468).

21132032130332 is a wasteful number, since it uses less digits than its factorization.

21132032130332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191021 (or 191019 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 21132032130332 its reverse (23303123023112), we get a palindrome (44435155153444).

The spelling of 21132032130332 in words is "twenty-one trillion, one hundred thirty-two billion, thirty-two million, one hundred thirty thousand, three hundred thirty-two".