12220117201 has 2 divisors, whose sum is σ = 12220117202. Its totient is φ = 12220117200.

The previous prime is 12220117193. The next prime is 12220117207. The reversal of 12220117201 is 10271102221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7811024400 + 4409092801 = 88380^2 + 66401^2 .

It is a cyclic number.

It is not a de Polignac number, because 12220117201 - 2³ = 12220117193 is a prime.

It is not a weakly prime, because it can be changed into another prime (12220117207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110058600 + 6110058601.

It is an arithmetic number, because the mean of its divisors is an integer number (6110058601).

Almost surely, 2^12220117201 is an apocalyptic number.

It is an amenable number.

12220117201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220117201 is an equidigital number, since it uses as much as digits as its factorization.

12220117201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 12220117201 its reverse (10271102221), we get a palindrome (22491219422).

The spelling of 12220117201 in words is "twelve billion, two hundred twenty million, one hundred seventeen thousand, two hundred one".