111411422 has 4 divisors (see below), whose sum is σ = 167117136. Its totient is φ = 55705710.

The previous prime is 111411413. The next prime is 111411457. The reversal of 111411422 is 224114111.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 111411422.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 27852854 + ... + 27852857.

It is an arithmetic number, because the mean of its divisors is an integer number (41779284).

Almost surely, 2^111411422 is an apocalyptic number.

111411422 is a deficient number, since it is larger than the sum of its proper divisors (55705714).

111411422 is an equidigital number, since it uses as much as digits as its factorization.

111411422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55705713.

The product of its digits is 64, while the sum is 17.

The square root of 111411422 is about 10555.1609177691. The cubic root of 111411422 is about 481.1825903896.

Adding to 111411422 its reverse (224114111), we get a palindrome (335525533).

The spelling of 111411422 in words is "one hundred eleven million, four hundred eleven thousand, four hundred twenty-two".