204116101 has 4 divisors (see below), whose sum is σ = 233275552. Its totient is φ = 174956652.

The previous prime is 204116083. The next prime is 204116111. The reversal of 204116101 is 101611402.

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 a cyclic number.

It is not a de Polignac number, because 204116101 - 2⁷ = 204115973 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 (204116111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14579715 + ... + 14579728.

It is an arithmetic number, because the mean of its divisors is an integer number (58318888).

Almost surely, 2^204116101 is an apocalyptic number.

It is an amenable number.

204116101 is a deficient number, since it is larger than the sum of its proper divisors (29159451).

204116101 is an equidigital number, since it uses as much as digits as its factorization.

204116101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29159450.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 204116101 is about 14286.9206269231. The cubic root of 204116101 is about 588.7881868719.

Adding to 204116101 its reverse (101611402), we get a palindrome (305727503).

The spelling of 204116101 in words is "two hundred four million, one hundred sixteen thousand, one hundred one".