12222124324117 has 2 divisors, whose sum is σ = 12222124324118. Its totient is φ = 12222124324116.

The previous prime is 12222124324093. The next prime is 12222124324177. The reversal of 12222124324117 is 71142342122221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8404844590321 + 3817279733796 = 2899111^2 + 1953786^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222124324117 - 2²³ = 12222115935509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12222124324177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111062162058 + 6111062162059.

It is an arithmetic number, because the mean of its divisors is an integer number (6111062162059).

Almost surely, 2^{12222124324117} is an apocalyptic number.

It is an amenable number.

12222124324117 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222124324117 is an equidigital number, since it uses as much as digits as its factorization.

12222124324117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21504, while the sum is 34.

Adding to 12222124324117 its reverse (71142342122221), we get a palindrome (83364466446338).

The spelling of 12222124324117 in words is "twelve trillion, two hundred twenty-two billion, one hundred twenty-four million, three hundred twenty-four thousand, one hundred seventeen".