12219335684 has 12 divisors (see below), whose sum is σ = 22641710364. Its totient is φ = 5750275584.

The previous prime is 12219335683. The next prime is 12219335699. The reversal of 12219335684 is 48653391221.

It can be written as a sum of positive squares in 2 ways, for example, as 6477030400 + 5742305284 = 80480^2 + 75778^2 .

It is not an unprimeable number, because it can be changed into a prime (12219335683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89847989 + ... + 89848124.

It is an arithmetic number, because the mean of its divisors is an integer number (1886809197).

Almost surely, 2^12219335684 is an apocalyptic number.

It is an amenable number.

12219335684 is a deficient number, since it is larger than the sum of its proper divisors (10422374680).

12219335684 is a wasteful number, since it uses less digits than its factorization.

12219335684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179696134 (or 179696132 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The spelling of 12219335684 in words is "twelve billion, two hundred nineteen million, three hundred thirty-five thousand, six hundred eighty-four".