12002320417 has 2 divisors, whose sum is σ = 12002320418. Its totient is φ = 12002320416.

The previous prime is 12002320409. The next prime is 12002320423. The reversal of 12002320417 is 71402320021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11971861056 + 30459361 = 109416^2 + 5519^2 .

It is a cyclic number.

It is not a de Polignac number, because 12002320417 - 2³ = 12002320409 is a prime.

It is not a weakly prime, because it can be changed into another prime (12002320427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001160208 + 6001160209.

It is an arithmetic number, because the mean of its divisors is an integer number (6001160209).

Almost surely, 2^12002320417 is an apocalyptic number.

It is an amenable number.

12002320417 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002320417 is an equidigital number, since it uses as much as digits as its factorization.

12002320417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

Adding to 12002320417 its reverse (71402320021), we get a palindrome (83404640438).

The spelling of 12002320417 in words is "twelve billion, two million, three hundred twenty thousand, four hundred seventeen".