12222000111109 has 4 divisors (see below), whose sum is σ = 12222008708140. Its totient is φ = 12221991514080.

The previous prime is 12222000111103. The next prime is 12222000111197. The reversal of 12222000111109 is 90111100022221.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 11904915122500 + 317084988609 = 3450350^2 + 563103^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222000111109 - 2¹⁵ = 12222000078341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12222000111109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222000111103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1602312 + ... + 5197249.

It is an arithmetic number, because the mean of its divisors is an integer number (3055502177035).

Almost surely, 2^{12222000111109} is an apocalyptic number.

It is an amenable number.

12222000111109 is a deficient number, since it is larger than the sum of its proper divisors (8597031).

12222000111109 is an equidigital number, since it uses as much as digits as its factorization.

12222000111109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8597030.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 12222000111109 in words is "twelve trillion, two hundred twenty-two billion, one hundred eleven thousand, one hundred nine".