12210002222111 has 2 divisors, whose sum is σ = 12210002222112. Its totient is φ = 12210002222110.

The previous prime is 12210002222083. The next prime is 12210002222167. The reversal of 12210002222111 is 11122220001221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12210002222111 - 2²⁶ = 12209935113247 is a prime.

It is a super-3 number, since 3×12210002222111³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12210002222111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12270002222111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105001111055 + 6105001111056.

It is an arithmetic number, because the mean of its divisors is an integer number (6105001111056).

Almost surely, 2^{12210002222111} is an apocalyptic number.

12210002222111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210002222111 is an equidigital number, since it uses as much as digits as its factorization.

12210002222111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12210002222111 its reverse (11122220001221), we get a palindrome (23332222223332).

The spelling of 12210002222111 in words is "twelve trillion, two hundred ten billion, two million, two hundred twenty-two thousand, one hundred eleven".