12322001 has 2 divisors, whose sum is σ = 12322002. Its totient is φ = 12322000.

The previous prime is 12321989. The next prime is 12322019. The reversal of 12322001 is 10022321.

It is a happy number.

12322001 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10086976 + 2235025 = 3176^2 + 1495^2 .

It is an emirp because it is prime and its reverse (10022321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12322001 - 2¹⁰ = 12320977 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12322031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161000 + 6161001.

It is an arithmetic number, because the mean of its divisors is an integer number (6161001).

Almost surely, 2^12322001 is an apocalyptic number.

It is an amenable number.

12322001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12322001 is an equidigital number, since it uses as much as digits as its factorization.

12322001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 12322001 is about 3510.2707872755. The cubic root of 12322001 is about 230.9725734696.

Adding to 12322001 its reverse (10022321), we get a palindrome (22344322).

The spelling of 12322001 in words is "twelve million, three hundred twenty-two thousand, one".