204310101 has 4 divisors (see below), whose sum is σ = 272413472. Its totient is φ = 136206732.

The previous prime is 204310031. The next prime is 204310111. The reversal of 204310101 is 101013402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 204310101 - 2¹¹ = 204308053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204310111) 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 3 ways as a sum of consecutive naturals, for example, 34051681 + ... + 34051686.

It is an arithmetic number, because the mean of its divisors is an integer number (68103368).

Almost surely, 2^204310101 is an apocalyptic number.

It is an amenable number.

204310101 is a deficient number, since it is larger than the sum of its proper divisors (68103371).

204310101 is an equidigital number, since it uses as much as digits as its factorization.

204310101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68103370.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 204310101 is about 14293.7084411289. The cubic root of 204310101 is about 588.9746636513.

Adding to 204310101 its reverse (101013402), we get a palindrome (305323503).

The spelling of 204310101 in words is "two hundred four million, three hundred ten thousand, one hundred one".