12022110212212 has 48 divisors (see below), whose sum is σ = 22552677504000. Its totient is φ = 5590376180064.

The previous prime is 12022110212197. The next prime is 12022110212239. The reversal of 12022110212212 is 21221201122021.

It is a super-2 number, since 2×12022110212212² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 12022110212212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1359523 + ... + 5088469.

It is an arithmetic number, because the mean of its divisors is an integer number (469847448000).

Almost surely, 2^{12022110212212} is an apocalyptic number.

It is an amenable number.

12022110212212 is a deficient number, since it is larger than the sum of its proper divisors (10530567291788).

12022110212212 is a wasteful number, since it uses less digits than its factorization.

12022110212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3729748 (or 3729746 counting only the distinct ones).

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

Adding to 12022110212212 its reverse (21221201122021), we get a palindrome (33243311334233).

The spelling of 12022110212212 in words is "twelve trillion, twenty-two billion, one hundred ten million, two hundred twelve thousand, two hundred twelve".