2122100327717 has 2 divisors, whose sum is σ = 2122100327718. Its totient is φ = 2122100327716.

The previous prime is 2122100327693. The next prime is 2122100327747. The reversal of 2122100327717 is 7177230012212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1842857835361 + 279242492356 = 1357519^2 + 528434^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122100327717 - 2¹⁶ = 2122100262181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122100327747) 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 as a sum of consecutive naturals, namely, 1061050163858 + 1061050163859.

It is an arithmetic number, because the mean of its divisors is an integer number (1061050163859).

Almost surely, 2^{2122100327717} is an apocalyptic number.

It is an amenable number.

2122100327717 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122100327717 is an equidigital number, since it uses as much as digits as its factorization.

2122100327717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464, while the sum is 35.

Adding to 2122100327717 its reverse (7177230012212), we get a palindrome (9299330339929).

The spelling of 2122100327717 in words is "two trillion, one hundred twenty-two billion, one hundred million, three hundred twenty-seven thousand, seven hundred seventeen".