2003203212200 has 96 divisors (see below), whose sum is σ = 4682425008000. Its totient is φ = 796986812160.

The previous prime is 2003203212193. The next prime is 2003203212221. The reversal of 2003203212200 is 22123023002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153342869 + ... + 153355931.

It is an arithmetic number, because the mean of its divisors is an integer number (48775260500).

Almost surely, 2^{2003203212200} is an apocalyptic number.

2003203212200 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 2003203212200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2341212504000).

2003203212200 is an abundant number, since it is smaller than the sum of its proper divisors (2679221795800).

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

2003203212200 is a wasteful number, since it uses less digits than its factorization.

2003203212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17131 (or 17122 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 2003203212200 its reverse (22123023002), we get a palindrome (2025326235202).

The spelling of 2003203212200 in words is "two trillion, three billion, two hundred three million, two hundred twelve thousand, two hundred".