12004321122 has 16 divisors (see below), whose sum is σ = 26676269280. Its totient is φ = 4001440356.

The previous prime is 12004321111. The next prime is 12004321127. The reversal of 12004321122 is 22112340021.

It is a happy number.

12004321122 is a `hidden beast` number, since 1 + 200 + 432 + 11 + 22 = 666.

12004321122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12004321095 and 12004321104.

It is not an unprimeable number, because it can be changed into a prime (12004321127) 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 7 ways as a sum of consecutive naturals, for example, 111151068 + ... + 111151175.

It is an arithmetic number, because the mean of its divisors is an integer number (1667266830).

Almost surely, 2^12004321122 is an apocalyptic number.

12004321122 is an abundant number, since it is smaller than the sum of its proper divisors (14671948158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12004321122 is a wasteful number, since it uses less digits than its factorization.

12004321122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222302254 (or 222302248 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12004321122 its reverse (22112340021), we get a palindrome (34116661143).

The spelling of 12004321122 in words is "twelve billion, four million, three hundred twenty-one thousand, one hundred twenty-two".