204241404113 has 4 divisors (see below), whose sum is σ = 209761442100. Its totient is φ = 198721366128.

The previous prime is 204241404109. The next prime is 204241404137. The reversal of 204241404113 is 311404142402.

204241404113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 182318752144 + 21922651969 = 426988^2 + 148063^2 .

It is a cyclic number.

It is not a de Polignac number, because 204241404113 - 2² = 204241404109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204241404163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2760018938 + ... + 2760019011.

It is an arithmetic number, because the mean of its divisors is an integer number (52440360525).

Almost surely, 2^204241404113 is an apocalyptic number.

It is an amenable number.

204241404113 is a deficient number, since it is larger than the sum of its proper divisors (5520037987).

204241404113 is an equidigital number, since it uses as much as digits as its factorization.

204241404113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5520037986.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 204241404113 its reverse (311404142402), we get a palindrome (515645546515).

The spelling of 204241404113 in words is "two hundred four billion, two hundred forty-one million, four hundred four thousand, one hundred thirteen".