111422241 has 12 divisors (see below), whose sum is σ = 183935232. Its totient is φ = 63669816.

The previous prime is 111422219. The next prime is 111422243. The reversal of 111422241 is 142224111.

111422241 is a `hidden beast` number, since 1 + 1 + 1 + 422 + 241 = 666.

It is not a de Polignac number, because 111422241 - 2⁶ = 111422177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111422243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 884241 + ... + 884366.

It is an arithmetic number, because the mean of its divisors is an integer number (15327936).

Almost surely, 2^111422241 is an apocalyptic number.

It is an amenable number.

111422241 is a deficient number, since it is larger than the sum of its proper divisors (72512991).

111422241 is a wasteful number, since it uses less digits than its factorization.

111422241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768620 (or 1768617 counting only the distinct ones).

The product of its digits is 128, while the sum is 18.

The square root of 111422241 is about 10555.6734034357. The cubic root of 111422241 is about 481.1981655309.

Adding to 111422241 its reverse (142224111), we get a palindrome (253646352).

It can be divided in two parts, 11 and 1422241, that multiplied together give a palindrome (15644651).

The spelling of 111422241 in words is "one hundred eleven million, four hundred twenty-two thousand, two hundred forty-one".