2001332203200 has 504 divisors, whose sum is σ = 7891422327360. Its totient is φ = 476945971200.

The previous prime is 2001332203183. The next prime is 2001332203201. The reversal of 2001332203200 is 23022331002.

It is a happy number.

2001332203200 is a `hidden beast` number, since 20 + 0 + 1 + 3 + 322 + 0 + 320 + 0 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (2001332203201) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9238527 + ... + 9452673.

Almost surely, 2^{2001332203200} is an apocalyptic number.

2001332203200 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 2001332203200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3945711163680).

2001332203200 is an abundant number, since it is smaller than the sum of its proper divisors (5890090124160).

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

2001332203200 is a wasteful number, since it uses less digits than its factorization.

2001332203200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214245 (or 214227 counting only the distinct ones).

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

Adding to 2001332203200 its reverse (23022331002), we get a palindrome (2024354534202).

The spelling of 2001332203200 in words is "two trillion, one billion, three hundred thirty-two million, two hundred three thousand, two hundred".