122344181117 has 2 divisors, whose sum is σ = 122344181118. Its totient is φ = 122344181116.

The previous prime is 122344181077. The next prime is 122344181123. The reversal of 122344181117 is 711181443221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66237257956 + 56106923161 = 257366^2 + 236869^2 .

It is a cyclic number.

It is not a de Polignac number, because 122344181117 - 2¹⁰ = 122344180093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122344181147) 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, 61172090558 + 61172090559.

It is an arithmetic number, because the mean of its divisors is an integer number (61172090559).

Almost surely, 2^122344181117 is an apocalyptic number.

It is an amenable number.

122344181117 is a deficient number, since it is larger than the sum of its proper divisors (1).

122344181117 is an equidigital number, since it uses as much as digits as its factorization.

122344181117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 35.

The spelling of 122344181117 in words is "one hundred twenty-two billion, three hundred forty-four million, one hundred eighty-one thousand, one hundred seventeen".