200442043 has 2 divisors, whose sum is σ = 200442044. Its totient is φ = 200442042.

The previous prime is 200442041. The next prime is 200442083. The reversal of 200442043 is 340244002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200442043 - 2¹ = 200442041 is a prime.

Together with 200442041, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 200442043.

It is not a weakly prime, because it can be changed into another prime (200442041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100221021 + 100221022.

It is an arithmetic number, because the mean of its divisors is an integer number (100221022).

Almost surely, 2^200442043 is an apocalyptic number.

200442043 is a deficient number, since it is larger than the sum of its proper divisors (1).

200442043 is an equidigital number, since it uses as much as digits as its factorization.

200442043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 200442043 is about 14157.7555777743. The cubic root of 200442043 is about 585.2340778011.

Adding to 200442043 its reverse (340244002), we get a palindrome (540686045).

The spelling of 200442043 in words is "two hundred million, four hundred forty-two thousand, forty-three".