204300322273 has 2 divisors, whose sum is σ = 204300322274. Its totient is φ = 204300322272.

The previous prime is 204300322243. The next prime is 204300322301. The reversal of 204300322273 is 372223003402.

It is an a-pointer prime, because the next prime (204300322301) can be obtained adding 204300322273 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159174667089 + 45125655184 = 398967^2 + 212428^2 .

It is a cyclic number.

It is not a de Polignac number, because 204300322273 - 2⁹ = 204300321761 is a prime.

It is not a weakly prime, because it can be changed into another prime (204300322243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102150161136 + 102150161137.

It is an arithmetic number, because the mean of its divisors is an integer number (102150161137).

Almost surely, 2^204300322273 is an apocalyptic number.

It is an amenable number.

204300322273 is a deficient number, since it is larger than the sum of its proper divisors (1).

204300322273 is an equidigital number, since it uses as much as digits as its factorization.

204300322273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 28.

Adding to 204300322273 its reverse (372223003402), we get a palindrome (576523325675).

The spelling of 204300322273 in words is "two hundred four billion, three hundred million, three hundred twenty-two thousand, two hundred seventy-three".