12200324317 has 2 divisors, whose sum is σ = 12200324318. Its totient is φ = 12200324316.

The previous prime is 12200324293. The next prime is 12200324321. The reversal of 12200324317 is 71342300221.

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., 12172929561 + 27394756 = 110331^2 + 5234^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12200324317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12200324291 and 12200324300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12200324377) 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, 6100162158 + 6100162159.

It is an arithmetic number, because the mean of its divisors is an integer number (6100162159).

Almost surely, 2^12200324317 is an apocalyptic number.

It is an amenable number.

12200324317 is a deficient number, since it is larger than the sum of its proper divisors (1).

12200324317 is an equidigital number, since it uses as much as digits as its factorization.

12200324317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 12200324317 its reverse (71342300221), we get a palindrome (83542624538).

The spelling of 12200324317 in words is "twelve billion, two hundred million, three hundred twenty-four thousand, three hundred seventeen".