12221013310223 has 2 divisors, whose sum is σ = 12221013310224. Its totient is φ = 12221013310222.

The previous prime is 12221013310217. The next prime is 12221013310273. The reversal of 12221013310223 is 32201331012221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12221013310223 - 2¹⁰ = 12221013309199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12221013310273) 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, 6110506655111 + 6110506655112.

It is an arithmetic number, because the mean of its divisors is an integer number (6110506655112).

Almost surely, 2^{12221013310223} is an apocalyptic number.

12221013310223 is a deficient number, since it is larger than the sum of its proper divisors (1).

12221013310223 is an equidigital number, since it uses as much as digits as its factorization.

12221013310223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12221013310223 its reverse (32201331012221), we get a palindrome (44422344322444).

The spelling of 12221013310223 in words is "twelve trillion, two hundred twenty-one billion, thirteen million, three hundred ten thousand, two hundred twenty-three".