121101323222197 has 2 divisors, whose sum is σ = 121101323222198. Its totient is φ = 121101323222196.

The previous prime is 121101323222189. The next prime is 121101323222249. The reversal of 121101323222197 is 791222323101121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94292528468356 + 26808794753841 = 9710434^2 + 5177721^2 .

It is a cyclic number.

It is not a de Polignac number, because 121101323222197 - 2³ = 121101323222189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121101323222897) 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, 60550661611098 + 60550661611099.

It is an arithmetic number, because the mean of its divisors is an integer number (60550661611099).

Almost surely, 2^{121101323222197} is an apocalyptic number.

It is an amenable number.

121101323222197 is a deficient number, since it is larger than the sum of its proper divisors (1).

121101323222197 is an equidigital number, since it uses as much as digits as its factorization.

121101323222197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 121101323222197 in words is "one hundred twenty-one trillion, one hundred one billion, three hundred twenty-three million, two hundred twenty-two thousand, one hundred ninety-seven".