21132330201112 has 128 divisors (see below), whose sum is σ = 43914668656320. Its totient is φ = 9471375360000.

The previous prime is 21132330201097. The next prime is 21132330201131. The reversal of 21132330201112 is 21110203323112.

It is a congruent number.

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, 2929752418 + ... + 2929759630.

Almost surely, 2^{21132330201112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21132330201112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21957334328160).

21132330201112 is an abundant number, since it is smaller than the sum of its proper divisors (22782338455208).

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

21132330201112 is a wasteful number, since it uses less digits than its factorization.

21132330201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10365 (or 10361 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 21132330201112 its reverse (21110203323112), we get a palindrome (42242533524224).

The spelling of 21132330201112 in words is "twenty-one trillion, one hundred thirty-two billion, three hundred thirty million, two hundred one thousand, one hundred twelve".