204101555323 has 2 divisors, whose sum is σ = 204101555324. Its totient is φ = 204101555322.

The previous prime is 204101555197. The next prime is 204101555351. The reversal of 204101555323 is 323555101402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204101555323 is a prime.

It is not a weakly prime, because it can be changed into another prime (204101555363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102050777661 + 102050777662.

It is an arithmetic number, because the mean of its divisors is an integer number (102050777662).

Almost surely, 2^204101555323 is an apocalyptic number.

204101555323 is a deficient number, since it is larger than the sum of its proper divisors (1).

204101555323 is an equidigital number, since it uses as much as digits as its factorization.

204101555323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 204101555323 its reverse (323555101402), we get a palindrome (527656656725).

The spelling of 204101555323 in words is "two hundred four billion, one hundred one million, five hundred fifty-five thousand, three hundred twenty-three".