204201342143 has 2 divisors, whose sum is σ = 204201342144. Its totient is φ = 204201342142.

The previous prime is 204201342133. The next prime is 204201342211. The reversal of 204201342143 is 341243102402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204201342143 - 2²⁰ = 204200293567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204201342113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102100671071 + 102100671072.

It is an arithmetic number, because the mean of its divisors is an integer number (102100671072).

Almost surely, 2^204201342143 is an apocalyptic number.

204201342143 is a deficient number, since it is larger than the sum of its proper divisors (1).

204201342143 is an equidigital number, since it uses as much as digits as its factorization.

204201342143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 204201342143 its reverse (341243102402), we get a palindrome (545444444545).

The spelling of 204201342143 in words is "two hundred four billion, two hundred one million, three hundred forty-two thousand, one hundred forty-three".