204110001 has 12 divisors (see below), whose sum is σ = 296127312. Its totient is φ = 135472536.

The previous prime is 204109967. The next prime is 204110003. The reversal of 204110001 is 100011402.

It is a happy number.

It is not a de Polignac number, because 204110001 - 2⁹ = 204109489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (204110003) 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 in 11 ways as a sum of consecutive naturals, for example, 47911 + ... + 51996.

It is an arithmetic number, because the mean of its divisors is an integer number (24677276).

Almost surely, 2^204110001 is an apocalyptic number.

It is an amenable number.

204110001 is a deficient number, since it is larger than the sum of its proper divisors (92017311).

204110001 is a wasteful number, since it uses less digits than its factorization.

204110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100140 (or 100137 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 204110001 is about 14286.7071433553. The cubic root of 204110001 is about 588.7823215112.

Adding to 204110001 its reverse (100011402), we get a palindrome (304121403).

The spelling of 204110001 in words is "two hundred four million, one hundred ten thousand, one".