12222022011212 has 48 divisors (see below), whose sum is σ = 23211085497600. Its totient is φ = 5597559466560.

The previous prime is 12222022011209. The next prime is 12222022011253. The reversal of 12222022011212 is 21211022022221.

12222022011212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 14115089 + ... + 14955927.

It is an arithmetic number, because the mean of its divisors is an integer number (483564281200).

Almost surely, 2^{12222022011212} is an apocalyptic number.

It is an amenable number.

12222022011212 is a deficient number, since it is larger than the sum of its proper divisors (10989063486388).

12222022011212 is a wasteful number, since it uses less digits than its factorization.

12222022011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843006 (or 843004 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 12222022011212 its reverse (21211022022221), we get a palindrome (33433044033433).

The spelling of 12222022011212 in words is "twelve trillion, two hundred twenty-two billion, twenty-two million, eleven thousand, two hundred twelve".