12192665228 has 12 divisors (see below), whose sum is σ = 22072928640. Its totient is φ = 5886114192.

The previous prime is 12192665227. The next prime is 12192665231. The reversal of 12192665228 is 82256629121.

It is a super-2 number, since 2×12192665228² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12192665227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52554476 + ... + 52554707.

It is an arithmetic number, because the mean of its divisors is an integer number (1839410720).

Almost surely, 2^12192665228 is an apocalyptic number.

It is an amenable number.

12192665228 is a deficient number, since it is larger than the sum of its proper divisors (9880263412).

12192665228 is a wasteful number, since it uses less digits than its factorization.

12192665228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105109216 (or 105109214 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The spelling of 12192665228 in words is "twelve billion, one hundred ninety-two million, six hundred sixty-five thousand, two hundred twenty-eight".