22211210112111 has 48 divisors (see below), whose sum is σ = 33421813221888. Its totient is φ = 14201050852800.

The previous prime is 22211210112071. The next prime is 22211210112139. The reversal of 22211210112111 is 11121101211222.

It is a happy number.

22211210112111 is a `hidden beast` number, since 22 + 211 + 210 + 11 + 211 + 1 = 666.

It is not a de Polignac number, because 22211210112111 - 2¹⁰ = 22211210111087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211210112181) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 103709440 + ... + 103923386.

It is an arithmetic number, because the mean of its divisors is an integer number (696287775456).

Almost surely, 2^{22211210112111} is an apocalyptic number.

22211210112111 is a deficient number, since it is larger than the sum of its proper divisors (11210603109777).

22211210112111 is a wasteful number, since it uses less digits than its factorization.

22211210112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218452 (or 218449 counting only the distinct ones).

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

Adding to 22211210112111 its reverse (11121101211222), we get a palindrome (33332311323333).

The spelling of 22211210112111 in words is "twenty-two trillion, two hundred eleven billion, two hundred ten million, one hundred twelve thousand, one hundred eleven".