203113020200 has 24 divisors (see below), whose sum is σ = 472237772430. Its totient is φ = 81245208000.

The previous prime is 203113020191. The next prime is 203113020211. The reversal of 203113020200 is 2020311302.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 193552482916 + 9560537284 = 439946^2 + 97778^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 507782351 + ... + 507782750.

Almost surely, 2^203113020200 is an apocalyptic number.

203113020200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203113020200 is an abundant number, since it is smaller than the sum of its proper divisors (269124752230).

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

203113020200 is a wasteful number, since it uses less digits than its factorization.

203113020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015565117 (or 1015565108 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 203113020200 its reverse (2020311302), we get a palindrome (205133331502).

The spelling of 203113020200 in words is "two hundred three billion, one hundred thirteen million, twenty thousand, two hundred".