21332300002200 has 576 divisors, whose sum is σ = 85604596178400. Its totient is φ = 4699423948800.

The previous prime is 21332300002067. The next prime is 21332300002213. The reversal of 21332300002200 is 220000323312.

It is a happy number.

21332300002200 is a `hidden beast` number, since 213 + 3 + 230 + 0 + 0 + 0 + 220 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 8668714 + ... + 10854086.

Almost surely, 2^{21332300002200} is an apocalyptic number.

21332300002200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21332300002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42802298089200).

21332300002200 is an abundant number, since it is smaller than the sum of its proper divisors (64272296176200).

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

21332300002200 is a wasteful number, since it uses less digits than its factorization.

21332300002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185452 (or 2185440 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 21332300002200 its reverse (220000323312), we get a palindrome (21552300325512).

The spelling of 21332300002200 in words is "twenty-one trillion, three hundred thirty-two billion, three hundred million, two thousand, two hundred".