204344211 has 4 divisors (see below), whose sum is σ = 272458952. Its totient is φ = 136229472.

The previous prime is 204344209. The next prime is 204344227. The reversal of 204344211 is 112443402.

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

It is not a de Polignac number, because 204344211 - 2¹ = 204344209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204344201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34057366 + ... + 34057371.

It is an arithmetic number, because the mean of its divisors is an integer number (68114738).

Almost surely, 2^204344211 is an apocalyptic number.

204344211 is a deficient number, since it is larger than the sum of its proper divisors (68114741).

204344211 is an equidigital number, since it uses as much as digits as its factorization.

204344211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68114740.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 204344211 is about 14294.9015736381. The cubic root of 204344211 is about 589.0074386793.

Adding to 204344211 its reverse (112443402), we get a palindrome (316787613).

The spelling of 204344211 in words is "two hundred four million, three hundred forty-four thousand, two hundred eleven".