12222782284109 has 2 divisors, whose sum is σ = 12222782284110. Its totient is φ = 12222782284108.

The previous prime is 12222782284073. The next prime is 12222782284199. The reversal of 12222782284109 is 90148228722221.

12222782284109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6948654160900 + 5274128123209 = 2636030^2 + 2296547^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222782284109 - 2³² = 12218487316813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12222782284199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111391142054 + 6111391142055.

It is an arithmetic number, because the mean of its divisors is an integer number (6111391142055).

Almost surely, 2^{12222782284109} is an apocalyptic number.

It is an amenable number.

12222782284109 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222782284109 is an equidigital number, since it uses as much as digits as its factorization.

12222782284109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1032192, while the sum is 50.

The spelling of 12222782284109 in words is "twelve trillion, two hundred twenty-two billion, seven hundred eighty-two million, two hundred eighty-four thousand, one hundred nine".