12320320211201 has 2 divisors, whose sum is σ = 12320320211202. Its totient is φ = 12320320211200.

The previous prime is 12320320211183. The next prime is 12320320211209. The reversal of 12320320211201 is 10211202302321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12319040002801 + 1280208400 = 3509849^2 + 35780^2 .

It is an emirp because it is prime and its reverse (10211202302321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12320320211201 - 2³⁸ = 12045442304257 is a prime.

It is not a weakly prime, because it can be changed into another prime (12320320211209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160160105600 + 6160160105601.

It is an arithmetic number, because the mean of its divisors is an integer number (6160160105601).

Almost surely, 2^{12320320211201} is an apocalyptic number.

It is an amenable number.

12320320211201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12320320211201 is an equidigital number, since it uses as much as digits as its factorization.

12320320211201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12320320211201 its reverse (10211202302321), we get a palindrome (22531522513522).

The spelling of 12320320211201 in words is "twelve trillion, three hundred twenty billion, three hundred twenty million, two hundred eleven thousand, two hundred one".