122424254317 has 2 divisors, whose sum is σ = 122424254318. Its totient is φ = 122424254316.

The previous prime is 122424254287. The next prime is 122424254357. The reversal of 122424254317 is 713452424221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122322264516 + 101989801 = 349746^2 + 10099^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122424254317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122424254357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61212127158 + 61212127159.

It is an arithmetic number, because the mean of its divisors is an integer number (61212127159).

Almost surely, 2^122424254317 is an apocalyptic number.

It is an amenable number.

122424254317 is a deficient number, since it is larger than the sum of its proper divisors (1).

122424254317 is an equidigital number, since it uses as much as digits as its factorization.

122424254317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 107520, while the sum is 37.

Adding to 122424254317 its reverse (713452424221), we get a palindrome (835876678538).

The spelling of 122424254317 in words is "one hundred twenty-two billion, four hundred twenty-four million, two hundred fifty-four thousand, three hundred seventeen".