12201222112223 has 2 divisors, whose sum is σ = 12201222112224. Its totient is φ = 12201222112222.

The previous prime is 12201222112199. The next prime is 12201222112259. The reversal of 12201222112223 is 32221122210221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12201222112223 - 2¹⁶ = 12201222046687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12201222132223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100611056111 + 6100611056112.

It is an arithmetic number, because the mean of its divisors is an integer number (6100611056112).

Almost surely, 2^{12201222112223} is an apocalyptic number.

12201222112223 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201222112223 is an equidigital number, since it uses as much as digits as its factorization.

12201222112223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 12201222112223 its reverse (32221122210221), we get a palindrome (44422344322444).

The spelling of 12201222112223 in words is "twelve trillion, two hundred one billion, two hundred twenty-two million, one hundred twelve thousand, two hundred twenty-three".