204054453101 has 2 divisors, whose sum is σ = 204054453102. Its totient is φ = 204054453100.

The previous prime is 204054453061. The next prime is 204054453209. The reversal of 204054453101 is 101354450402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203044866025 + 1009587076 = 450605^2 + 31774^2 .

It is a cyclic number.

It is not a de Polignac number, because 204054453101 - 2³⁰ = 202980711277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204054453301) 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, 102027226550 + 102027226551.

It is an arithmetic number, because the mean of its divisors is an integer number (102027226551).

Almost surely, 2^204054453101 is an apocalyptic number.

It is an amenable number.

204054453101 is a deficient number, since it is larger than the sum of its proper divisors (1).

204054453101 is an equidigital number, since it uses as much as digits as its factorization.

204054453101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 204054453101 in words is "two hundred four billion, fifty-four million, four hundred fifty-three thousand, one hundred one".