12022012211212 has 24 divisors (see below), whose sum is σ = 21052066490000. Its totient is φ = 6007136648256.

The previous prime is 12022012210979. The next prime is 12022012211227. The reversal of 12022012211212 is 21211221022021.

It is a self number, because there is not a number n which added to its sum of digits gives 12022012211212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92770039 + ... + 92899537.

Almost surely, 2^{12022012211212} is an apocalyptic number.

It is an amenable number.

12022012211212 is a deficient number, since it is larger than the sum of its proper divisors (9030054278788).

12022012211212 is a wasteful number, since it uses less digits than its factorization.

12022012211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144265 (or 144263 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12022012211212 its reverse (21211221022021), we get a palindrome (33233233233233).

The spelling of 12022012211212 in words is "twelve trillion, twenty-two billion, twelve million, two hundred eleven thousand, two hundred twelve".