12102102223 has 2 divisors, whose sum is σ = 12102102224. Its totient is φ = 12102102222.

The previous prime is 12102102157. The next prime is 12102102241. The reversal of 12102102223 is 32220120121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12102102223 - 2¹⁷ = 12101971151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12102102197 and 12102102206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12102102293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051051111 + 6051051112.

It is an arithmetic number, because the mean of its divisors is an integer number (6051051112).

Almost surely, 2^12102102223 is an apocalyptic number.

12102102223 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102102223 is an equidigital number, since it uses as much as digits as its factorization.

12102102223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12102102223 its reverse (32220120121), we get a palindrome (44322222344).

The spelling of 12102102223 in words is "twelve billion, one hundred two million, one hundred two thousand, two hundred twenty-three".