12119184819 has 16 divisors (see below), whose sum is σ = 20519255040. Its totient is φ = 6925248360.

The previous prime is 12119184787. The next prime is 12119184841. The reversal of 12119184819 is 91848191121.

12119184819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12119184819 - 2⁵ = 12119184787 is a prime.

It is a super-2 number, since 2×12119184819² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (12119184899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32061147 + ... + 32061524.

It is an arithmetic number, because the mean of its divisors is an integer number (1282453440).

Almost surely, 2^12119184819 is an apocalyptic number.

12119184819 is a deficient number, since it is larger than the sum of its proper divisors (8400070221).

12119184819 is an equidigital number, since it uses as much as digits as its factorization.

12119184819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64122687 (or 64122681 counting only the distinct ones).

The product of its digits is 41472, while the sum is 45.

The spelling of 12119184819 in words is "twelve billion, one hundred nineteen million, one hundred eighty-four thousand, eight hundred nineteen".