12321010201 has 2 divisors, whose sum is σ = 12321010202. Its totient is φ = 12321010200.

The previous prime is 12321010159. The next prime is 12321010217. The reversal of 12321010201 is 10201012321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12321000000 + 10201 = 111000^2 + 101^2 .

It is a cyclic number.

It is not a de Polignac number, because 12321010201 - 2⁷ = 12321010073 is a prime.

It is not a weakly prime, because it can be changed into another prime (12321010291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160505100 + 6160505101.

It is an arithmetic number, because the mean of its divisors is an integer number (6160505101).

Almost surely, 2^12321010201 is an apocalyptic number.

It is an amenable number.

12321010201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321010201 is an equidigital number, since it uses as much as digits as its factorization.

12321010201 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 13.

Adding to 12321010201 its reverse (10201012321), we get a palindrome (22522022522).

The spelling of 12321010201 in words is "twelve billion, three hundred twenty-one million, ten thousand, two hundred one".