201100203200 has 84 divisors (see below), whose sum is σ = 532896257040. Its totient is φ = 74252375040.

The previous prime is 201100203197. The next prime is 201100203211. The reversal of 201100203200 is 2302001102.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4813340 + ... + 4854939.

It is an arithmetic number, because the mean of its divisors is an integer number (6344003060).

Almost surely, 2^201100203200 is an apocalyptic number.

201100203200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201100203200 is an abundant number, since it is smaller than the sum of its proper divisors (331796053840).

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

201100203200 is a wasteful number, since it uses less digits than its factorization.

201100203200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9668314 (or 9668299 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 201100203200 its reverse (2302001102), we get a palindrome (203402204302).

The spelling of 201100203200 in words is "two hundred one billion, one hundred million, two hundred three thousand, two hundred".