12120220213201 has 2 divisors, whose sum is σ = 12120220213202. Its totient is φ = 12120220213200.

The previous prime is 12120220213193. The next prime is 12120220213207. The reversal of 12120220213201 is 10231202202121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11793351881025 + 326868332176 = 3434145^2 + 571724^2 .

It is an emirp because it is prime and its reverse (10231202202121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12120220213201 - 2³ = 12120220213193 is a prime.

It is not a weakly prime, because it can be changed into another prime (12120220213207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060110106600 + 6060110106601.

It is an arithmetic number, because the mean of its divisors is an integer number (6060110106601).

Almost surely, 2^{12120220213201} is an apocalyptic number.

It is an amenable number.

12120220213201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120220213201 is an equidigital number, since it uses as much as digits as its factorization.

12120220213201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12120220213201 its reverse (10231202202121), we get a palindrome (22351422415322).

The spelling of 12120220213201 in words is "twelve trillion, one hundred twenty billion, two hundred twenty million, two hundred thirteen thousand, two hundred one".