204501021314143 has 2 divisors, whose sum is σ = 204501021314144. Its totient is φ = 204501021314142.

The previous prime is 204501021314069. The next prime is 204501021314173. The reversal of 204501021314143 is 341413120105402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204501021314143 - 2³⁷ = 204363582360671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204501021314173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102250510657071 + 102250510657072.

It is an arithmetic number, because the mean of its divisors is an integer number (102250510657072).

Almost surely, 2^{204501021314143} is an apocalyptic number.

204501021314143 is a deficient number, since it is larger than the sum of its proper divisors (1).

204501021314143 is an equidigital number, since it uses as much as digits as its factorization.

204501021314143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 204501021314143 its reverse (341413120105402), we get a palindrome (545914141419545).

The spelling of 204501021314143 in words is "two hundred four trillion, five hundred one billion, twenty-one million, three hundred fourteen thousand, one hundred forty-three".