12022112112111 has 6 divisors (see below), whose sum is σ = 17365273050840. Its totient is φ = 8014741408068.

The previous prime is 12022112112067. The next prime is 12022112112113. The reversal of 12022112112111 is 11121121122021.

It is a happy number.

12022112112111 is a `hidden beast` number, since 1 + 20 + 221 + 1 + 211 + 211 + 1 = 666.

It is not a de Polignac number, because 12022112112111 - 2⁶ = 12022112112047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022112112113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 667895117331 + ... + 667895117348.

It is an arithmetic number, because the mean of its divisors is an integer number (2894212175140).

Almost surely, 2^{12022112112111} is an apocalyptic number.

12022112112111 is a deficient number, since it is larger than the sum of its proper divisors (5343160938729).

12022112112111 is a wasteful number, since it uses less digits than its factorization.

12022112112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335790234685 (or 1335790234682 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 12022112112111 its reverse (11121121122021), we get a palindrome (23143233234132).

The spelling of 12022112112111 in words is "twelve trillion, twenty-two billion, one hundred twelve million, one hundred twelve thousand, one hundred eleven".