111214342 has 4 divisors (see below), whose sum is σ = 166821516. Its totient is φ = 55607170.

The previous prime is 111214339. The next prime is 111214343. The reversal of 111214342 is 243412111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243412111 = 59 ⋅4125629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111214343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27803584 + ... + 27803587.

It is an arithmetic number, because the mean of its divisors is an integer number (41705379).

Almost surely, 2^111214342 is an apocalyptic number.

111214342 is a deficient number, since it is larger than the sum of its proper divisors (55607174).

111214342 is an equidigital number, since it uses as much as digits as its factorization.

111214342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55607173.

The product of its digits is 192, while the sum is 19.

The square root of 111214342 is about 10545.8210680819. The cubic root of 111214342 is about 480.8986953896.

Adding to 111214342 its reverse (243412111), we get a palindrome (354626453).

It can be divided in two parts, 111214 and 342, that added together give a square (111556 = 334²).

The spelling of 111214342 in words is "one hundred eleven million, two hundred fourteen thousand, three hundred forty-two".