12111111122219 has 8 divisors (see below), whose sum is σ = 12827228225328. Its totient is φ = 11395404997120.

The previous prime is 12111111122207. The next prime is 12111111122237. The reversal of 12111111122219 is 91222111111121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12111111122219 is a prime.

It is a super-2 number, since 2×12111111122219² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12111111124219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102683822 + ... + 102801699.

It is an arithmetic number, because the mean of its divisors is an integer number (1603403528166).

Almost surely, 2^{12111111122219} is an apocalyptic number.

12111111122219 is a deficient number, since it is larger than the sum of its proper divisors (716117103109).

12111111122219 is a wasteful number, since it uses less digits than its factorization.

12111111122219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205489005.

The product of its digits is 144, while the sum is 26.

The spelling of 12111111122219 in words is "twelve trillion, one hundred eleven billion, one hundred eleven million, one hundred twenty-two thousand, two hundred nineteen".