200342321 has 8 divisors (see below), whose sum is σ = 201421824. Its totient is φ = 199266480.

The previous prime is 200342269. The next prime is 200342369. The reversal of 200342321 is 123243002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200342321 - 2⁶ = 200342257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 200342321.

It is not an unprimeable number, because it can be changed into a prime (200342371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264275 + ... + 265031.

It is an arithmetic number, because the mean of its divisors is an integer number (25177728).

Almost surely, 2^200342321 is an apocalyptic number.

It is an amenable number.

200342321 is a deficient number, since it is larger than the sum of its proper divisors (1079503).

200342321 is an equidigital number, since it uses as much as digits as its factorization.

200342321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 200342321 is about 14154.2333243451. The cubic root of 200342321 is about 585.1370083559.

Adding to 200342321 its reverse (123243002), we get a palindrome (323585323).

The spelling of 200342321 in words is "two hundred million, three hundred forty-two thousand, three hundred twenty-one".