111242056 has 32 divisors (see below), whose sum is σ = 211701600. Its totient is φ = 54795520.

The previous prime is 111242051. The next prime is 111242063. The reversal of 111242056 is 650242111.

It is not an unprimeable number, because it can be changed into a prime (111242051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187296 + ... + 187888.

It is an arithmetic number, because the mean of its divisors is an integer number (6615675).

Almost surely, 2^111242056 is an apocalyptic number.

It is an amenable number.

111242056 is a deficient number, since it is larger than the sum of its proper divisors (100459544).

111242056 is a wasteful number, since it uses less digits than its factorization.

111242056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909 (or 905 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 111242056 is about 10547.1349664257. The cubic root of 111242056 is about 480.9386378385.

Adding to 111242056 its reverse (650242111), we get a palindrome (761484167).

The spelling of 111242056 in words is "one hundred eleven million, two hundred forty-two thousand, fifty-six".