204441101 has 2 divisors, whose sum is σ = 204441102. Its totient is φ = 204441100.

The previous prime is 204441079. The next prime is 204441109. The reversal of 204441101 is 101144402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 203632900 + 808201 = 14270^2 + 899^2 .

It is a cyclic number.

It is not a de Polignac number, because 204441101 - 2¹⁸ = 204178957 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204441101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204441109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102220550 + 102220551.

It is an arithmetic number, because the mean of its divisors is an integer number (102220551).

Almost surely, 2^204441101 is an apocalyptic number.

It is an amenable number.

204441101 is a deficient number, since it is larger than the sum of its proper divisors (1).

204441101 is an equidigital number, since it uses as much as digits as its factorization.

204441101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 204441101 is about 14298.2901425310. The cubic root of 204441101 is about 589.1005167804.

Adding to 204441101 its reverse (101144402), we get a palindrome (305585503).

The spelling of 204441101 in words is "two hundred four million, four hundred forty-one thousand, one hundred one".