204300123427 has 2 divisors, whose sum is σ = 204300123428. Its totient is φ = 204300123426.

The previous prime is 204300123367. The next prime is 204300123473. The reversal of 204300123427 is 724321003402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204300123427 - 2³⁵ = 169940385059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204300123395 and 204300123404.

It is not a weakly prime, because it can be changed into another prime (204300123487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102150061713 + 102150061714.

It is an arithmetic number, because the mean of its divisors is an integer number (102150061714).

Almost surely, 2^204300123427 is an apocalyptic number.

204300123427 is a deficient number, since it is larger than the sum of its proper divisors (1).

204300123427 is an equidigital number, since it uses as much as digits as its factorization.

204300123427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 204300123427 its reverse (724321003402), we get a palindrome (928621126829).

The spelling of 204300123427 in words is "two hundred four billion, three hundred million, one hundred twenty-three thousand, four hundred twenty-seven".