200203143 has 16 divisors (see below), whose sum is σ = 308935680. Its totient is φ = 112952736.

The previous prime is 200203139. The next prime is 200203183. The reversal of 200203143 is 341302002.

It is not a de Polignac number, because 200203143 - 2² = 200203139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200203183) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 58680 + ... + 61997.

It is an arithmetic number, because the mean of its divisors is an integer number (19308480).

Almost surely, 2^200203143 is an apocalyptic number.

200203143 is a deficient number, since it is larger than the sum of its proper divisors (108732537).

200203143 is a wasteful number, since it uses less digits than its factorization.

200203143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120766.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 200203143 is about 14149.3159905347. The cubic root of 200203143 is about 585.0014785557.

Adding to 200203143 its reverse (341302002), we get a palindrome (541505145).

The spelling of 200203143 in words is "two hundred million, two hundred three thousand, one hundred forty-three".