12101022220117 has 2 divisors, whose sum is σ = 12101022220118. Its totient is φ = 12101022220116.

The previous prime is 12101022220081. The next prime is 12101022220153. The reversal of 12101022220117 is 71102222010121.

It is a balanced prime because it is at equal distance from previous prime (12101022220081) and next prime (12101022220153).

It can be written as a sum of positive squares in only one way, i.e., 7075381881681 + 5025640338436 = 2659959^2 + 2241794^2 .

It is a cyclic number.

It is not a de Polignac number, because 12101022220117 - 2⁷ = 12101022219989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12101022221117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050511110058 + 6050511110059.

It is an arithmetic number, because the mean of its divisors is an integer number (6050511110059).

Almost surely, 2^{12101022220117} is an apocalyptic number.

It is an amenable number.

12101022220117 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101022220117 is an equidigital number, since it uses as much as digits as its factorization.

12101022220117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 12101022220117 its reverse (71102222010121), we get a palindrome (83203244230238).

The spelling of 12101022220117 in words is "twelve trillion, one hundred one billion, twenty-two million, two hundred twenty thousand, one hundred seventeen".