204144050213 has 4 divisors (see below), whose sum is σ = 204473847360. Its totient is φ = 203814253068.

The previous prime is 204144050191. The next prime is 204144050263. The reversal of 204144050213 is 312050441402.

204144050213 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 204144050213 - 2¹⁴ = 204144033829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204144050263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164897645 + ... + 164898882.

It is an arithmetic number, because the mean of its divisors is an integer number (51118461840).

Almost surely, 2^204144050213 is an apocalyptic number.

It is an amenable number.

204144050213 is a deficient number, since it is larger than the sum of its proper divisors (329797147).

204144050213 is an equidigital number, since it uses as much as digits as its factorization.

204144050213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329797146.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 204144050213 its reverse (312050441402), we get a palindrome (516194491615).

The spelling of 204144050213 in words is "two hundred four billion, one hundred forty-four million, fifty thousand, two hundred thirteen".