111422042 has 16 divisors (see below), whose sum is σ = 176718240. Its totient is φ = 52542288.

The previous prime is 111422033. The next prime is 111422071. The reversal of 111422042 is 240224111.

It is a self number, because there is not a number n which added to its sum of digits gives 111422042.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2168 + ... + 15084.

It is an arithmetic number, because the mean of its divisors is an integer number (11044890).

Almost surely, 2^111422042 is an apocalyptic number.

111422042 is a deficient number, since it is larger than the sum of its proper divisors (65296198).

111422042 is a wasteful number, since it uses less digits than its factorization.

111422042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13165.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 111422042 is about 10555.6639772209. The cubic root of 111422042 is about 481.1978790576.

Adding to 111422042 its reverse (240224111), we get a palindrome (351646153).

The spelling of 111422042 in words is "one hundred eleven million, four hundred twenty-two thousand, forty-two".