200043103 has 6 divisors (see below), whose sum is σ = 216614904. Its totient is φ = 184655016.

The previous prime is 200043083. The next prime is 200043133. The reversal of 200043103 is 301340002.

It is a de Polignac number, because none of the positive numbers 2^k-200043103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200043133) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 591675 + ... + 592012.

It is an arithmetic number, because the mean of its divisors is an integer number (36102484).

Almost surely, 2^200043103 is an apocalyptic number.

200043103 is a deficient number, since it is larger than the sum of its proper divisors (16571801).

200043103 is a wasteful number, since it uses less digits than its factorization.

200043103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183713 (or 1183700 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 200043103 is about 14143.6594628123. The cubic root of 200043103 is about 584.8455559371.

Adding to 200043103 its reverse (301340002), we get a palindrome (501383105).

The spelling of 200043103 in words is "two hundred million, forty-three thousand, one hundred three".