111244342 has 8 divisors (see below), whose sum is σ = 182036232. Its totient is φ = 50565600.

The previous prime is 111244333. The next prime is 111244349. The reversal of 111244342 is 243442111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 5056561 = 111244342 / (1 + 1 + 1 + 2 + 4 + 4 + 3 + 4 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111244349) 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 3 ways as a sum of consecutive naturals, for example, 2528259 + ... + 2528302.

It is an arithmetic number, because the mean of its divisors is an integer number (22754529).

Almost surely, 2^111244342 is an apocalyptic number.

111244342 is a deficient number, since it is larger than the sum of its proper divisors (70791890).

111244342 is a wasteful number, since it uses less digits than its factorization.

111244342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5056574.

The product of its digits is 768, while the sum is 22.

The square root of 111244342 is about 10547.2433365311. The cubic root of 111244342 is about 480.9419322107.

Adding to 111244342 its reverse (243442111), we get a palindrome (354686453).

It can be divided in two parts, 1112 and 44342, that added together give a palindrome (45454).

The spelling of 111244342 in words is "one hundred eleven million, two hundred forty-four thousand, three hundred forty-two".