2205322136917 has 2 divisors, whose sum is σ = 2205322136918. Its totient is φ = 2205322136916.

The previous prime is 2205322136893. The next prime is 2205322136921. The reversal of 2205322136917 is 7196312235022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1477766021956 + 727556114961 = 1215634^2 + 852969^2 .

It is a cyclic number.

It is not a de Polignac number, because 2205322136917 - 2³¹ = 2203174653269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2205322136957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1102661068458 + 1102661068459.

It is an arithmetic number, because the mean of its divisors is an integer number (1102661068459).

Almost surely, 2^{2205322136917} is an apocalyptic number.

It is an amenable number.

2205322136917 is a deficient number, since it is larger than the sum of its proper divisors (1).

2205322136917 is an equidigital number, since it uses as much as digits as its factorization.

2205322136917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 2205322136917 in words is "two trillion, two hundred five billion, three hundred twenty-two million, one hundred thirty-six thousand, nine hundred seventeen".