203143240120200 has 48 divisors (see below), whose sum is σ = 629744044374480. Its totient is φ = 54171530698560.

The previous prime is 203143240120199. The next prime is 203143240120243. The reversal of 203143240120200 is 2021042341302.

It is a happy number.

203143240120200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 169286032834 + ... + 169286034033.

It is an arithmetic number, because the mean of its divisors is an integer number (13119667591135).

Almost surely, 2^{203143240120200} is an apocalyptic number.

203143240120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203143240120200 is an abundant number, since it is smaller than the sum of its proper divisors (426600804254280).

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

203143240120200 is a wasteful number, since it uses less digits than its factorization.

203143240120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338572066886 (or 338572066877 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 203143240120200 its reverse (2021042341302), we get a palindrome (205164282461502).

The spelling of 203143240120200 in words is "two hundred three trillion, one hundred forty-three billion, two hundred forty million, one hundred twenty thousand, two hundred".