12022012220012 has 24 divisors (see below), whose sum is σ = 21083838787536. Its totient is φ = 5998063834368.

The previous prime is 12022012220011. The next prime is 12022012220039. The reversal of 12022012220012 is 21002221022021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12022012220011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7996208 + ... + 9379944.

It is an arithmetic number, because the mean of its divisors is an integer number (878493282814).

Almost surely, 2^{12022012220012} is an apocalyptic number.

It is an amenable number.

12022012220012 is a deficient number, since it is larger than the sum of its proper divisors (9061826567524).

12022012220012 is a wasteful number, since it uses less digits than its factorization.

12022012220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388417 (or 1388415 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12022012220012 its reverse (21002221022021), we get a palindrome (33024233242033).

The spelling of 12022012220012 in words is "twelve trillion, twenty-two billion, twelve million, two hundred twenty thousand, twelve".