12210120220201 has 2 divisors, whose sum is σ = 12210120220202. Its totient is φ = 12210120220200.

The previous prime is 12210120220183. The next prime is 12210120220229. The reversal of 12210120220201 is 10202202101221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7865080025625 + 4345040194576 = 2804475^2 + 2084476^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210120220201 - 2²⁵ = 12210086665769 is a prime.

It is a super-2 number, since 2×12210120220201² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12210120224201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105060110100 + 6105060110101.

It is an arithmetic number, because the mean of its divisors is an integer number (6105060110101).

Almost surely, 2^{12210120220201} is an apocalyptic number.

It is an amenable number.

12210120220201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210120220201 is an equidigital number, since it uses as much as digits as its factorization.

12210120220201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12210120220201 its reverse (10202202101221), we get a palindrome (22412322321422).

The spelling of 12210120220201 in words is "twelve trillion, two hundred ten billion, one hundred twenty million, two hundred twenty thousand, two hundred one".