200442313 has 4 divisors (see below), whose sum is σ = 200494228. Its totient is φ = 200390400.

The previous prime is 200442269. The next prime is 200442323. The reversal of 200442313 is 313244002.

200442313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15264649 + 185177664 = 3907^2 + 13608^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200442313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200442323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19656 + ... + 28057.

It is an arithmetic number, because the mean of its divisors is an integer number (50123557).

Almost surely, 2^200442313 is an apocalyptic number.

It is an amenable number.

200442313 is a deficient number, since it is larger than the sum of its proper divisors (51915).

200442313 is an equidigital number, since it uses as much as digits as its factorization.

200442313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51914.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 200442313 is about 14157.7651131808. The cubic root of 200442313 is about 585.2343405756.

Adding to 200442313 its reverse (313244002), we get a palindrome (513686315).

The spelling of 200442313 in words is "two hundred million, four hundred forty-two thousand, three hundred thirteen".