12193241219 has 4 divisors (see below), whose sum is σ = 12196591896. Its totient is φ = 12189890544.

The previous prime is 12193241209. The next prime is 12193241227. The reversal of 12193241219 is 91214239121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91214239121 = 2063 ⋅44214367.

It is a cyclic number.

It is not a de Polignac number, because 12193241219 - 2¹² = 12193237123 is a prime.

It is a super-2 number, since 2×12193241219² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12193241209) 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, 1669874 + ... + 1677159.

It is an arithmetic number, because the mean of its divisors is an integer number (3049147974).

Almost surely, 2^12193241219 is an apocalyptic number.

12193241219 is a deficient number, since it is larger than the sum of its proper divisors (3350677).

12193241219 is an equidigital number, since it uses as much as digits as its factorization.

12193241219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350676.

The product of its digits is 7776, while the sum is 35.

The spelling of 12193241219 in words is "twelve billion, one hundred ninety-three million, two hundred forty-one thousand, two hundred nineteen".