111324042 has 12 divisors (see below), whose sum is σ = 241202130. Its totient is φ = 37108008.

The previous prime is 111324029. The next prime is 111324043. The reversal of 111324042 is 240423111.

It can be written as a sum of positive squares in only one way, i.e., 111323601 + 441 = 10551^2 + 21^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6184669 = 111324042 / (1 + 1 + 1 + 3 + 2 + 4 + 0 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (111324043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3092317 + ... + 3092352.

Almost surely, 2^111324042 is an apocalyptic number.

111324042 is an abundant number, since it is smaller than the sum of its proper divisors (129878088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111324042 is a wasteful number, since it uses less digits than its factorization.

111324042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6184677 (or 6184674 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 111324042 is about 10551.0208984723. The cubic root of 111324042 is about 481.0567602878.

Adding to 111324042 its reverse (240423111), we get a palindrome (351747153).

The spelling of 111324042 in words is "one hundred eleven million, three hundred twenty-four thousand, forty-two".