21332200113 has 24 divisors (see below), whose sum is σ = 36166822848. Its totient is φ = 11860372512.

The previous prime is 21332200093. The next prime is 21332200207. The reversal of 21332200113 is 31100223312.

21332200113 is a `hidden beast` number, since 21 + 332 + 200 + 113 = 666.

It is not a de Polignac number, because 21332200113 - 2¹⁸ = 21331937969 is a prime.

It is a super-2 number, since 2×21332200113² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (21332200913) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4573431 + ... + 4578092.

It is an arithmetic number, because the mean of its divisors is an integer number (1506950952).

Almost surely, 2^21332200113 is an apocalyptic number.

It is an amenable number.

21332200113 is a deficient number, since it is larger than the sum of its proper divisors (14834622735).

21332200113 is a wasteful number, since it uses less digits than its factorization.

21332200113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9151573 (or 9151570 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 21332200113 its reverse (31100223312), we get a palindrome (52432423425).

It can be divided in two parts, 21332 and 200113, that added together give a triangular number (221445 = T₆₆₅).

The spelling of 21332200113 in words is "twenty-one billion, three hundred thirty-two million, two hundred thousand, one hundred thirteen".