204112222104137 has 2 divisors, whose sum is σ = 204112222104138. Its totient is φ = 204112222104136.

The previous prime is 204112222104071. The next prime is 204112222104163. The reversal of 204112222104137 is 731401222211402.

204112222104137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130153666897081 + 73958555207056 = 11408491^2 + 8599916^2 .

It is a cyclic number.

It is not a de Polignac number, because 204112222104137 - 2²² = 204112217909833 is a prime.

It is not a weakly prime, because it can be changed into another prime (204112222124137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102056111052068 + 102056111052069.

It is an arithmetic number, because the mean of its divisors is an integer number (102056111052069).

Almost surely, 2^{204112222104137} is an apocalyptic number.

It is an amenable number.

204112222104137 is a deficient number, since it is larger than the sum of its proper divisors (1).

204112222104137 is an equidigital number, since it uses as much as digits as its factorization.

204112222104137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 32.

Adding to 204112222104137 its reverse (731401222211402), we get a palindrome (935513444315539).

The spelling of 204112222104137 in words is "two hundred four trillion, one hundred twelve billion, two hundred twenty-two million, one hundred four thousand, one hundred thirty-seven".