112122201111111 has 24 divisors (see below), whose sum is σ = 162651175053120. Its totient is φ = 74426502157056.

The previous prime is 112122201111103. The next prime is 112122201111149. The reversal of 112122201111111 is 111111102221211.

112122201111111 is a `hidden beast` number, since 11 + 212 + 220 + 1 + 111 + 111 = 666.

It is not a de Polignac number, because 112122201111111 - 2³ = 112122201111103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112122201111211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 232775955 + ... + 233257131.

It is an arithmetic number, because the mean of its divisors is an integer number (6777132293880).

Almost surely, 2^{112122201111111} is an apocalyptic number.

112122201111111 is a deficient number, since it is larger than the sum of its proper divisors (50528973942009).

112122201111111 is a wasteful number, since it uses less digits than its factorization.

112122201111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592535 (or 592532 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 18.

Adding to 112122201111111 its reverse (111111102221211), we get a palindrome (223233303332322).

The spelling of 112122201111111 in words is "one hundred twelve trillion, one hundred twenty-two billion, two hundred one million, one hundred eleven thousand, one hundred eleven".