200104321 has 4 divisors (see below), whose sum is σ = 207004500. Its totient is φ = 193204144.

The previous prime is 200104319. The next prime is 200104337. The reversal of 200104321 is 123401002.

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 160275600 + 39828721 = 12660^2 + 6311^2 .

It is a cyclic number.

It is not a de Polignac number, because 200104321 - 2¹ = 200104319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200104351) 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, 3450046 + ... + 3450103.

It is an arithmetic number, because the mean of its divisors is an integer number (51751125).

Almost surely, 2^200104321 is an apocalyptic number.

It is an amenable number.

200104321 is a deficient number, since it is larger than the sum of its proper divisors (6900179).

200104321 is an equidigital number, since it uses as much as digits as its factorization.

200104321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6900178.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 200104321 is about 14145.8234472229. The cubic root of 200104321 is about 584.9052087871.

Adding to 200104321 its reverse (123401002), we get a palindrome (323505323).

The spelling of 200104321 in words is "two hundred million, one hundred four thousand, three hundred twenty-one".