203011122200 has 48 divisors (see below), whose sum is σ = 472292792160. Its totient is φ = 81154224000.

The previous prime is 203011122161. The next prime is 203011122247. The reversal of 203011122200 is 2221110302.

It is a happy number.

203011122200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 11105 + ... + 637295.

It is an arithmetic number, because the mean of its divisors is an integer number (9839433170).

Almost surely, 2^203011122200 is an apocalyptic number.

203011122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203011122200 is an abundant number, since it is smaller than the sum of its proper divisors (269281669960).

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

203011122200 is a wasteful number, since it uses less digits than its factorization.

203011122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627828 (or 627819 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 203011122200 its reverse (2221110302), we get a palindrome (205232232502).

The spelling of 203011122200 in words is "two hundred three billion, eleven million, one hundred twenty-two thousand, two hundred".