111424102 has 8 divisors (see below), whose sum is σ = 168615576. Its totient is φ = 55218912.

The previous prime is 111424067. The next prime is 111424123. The reversal of 111424102 is 201424111.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246288 + ... + 246739.

It is an arithmetic number, because the mean of its divisors is an integer number (21076947).

Almost surely, 2^111424102 is an apocalyptic number.

111424102 is a deficient number, since it is larger than the sum of its proper divisors (57191474).

111424102 is a wasteful number, since it uses less digits than its factorization.

111424102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493142.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 111424102 is about 10555.7615547150. The cubic root of 111424102 is about 481.2008445437.

Adding to 111424102 its reverse (201424111), we get a palindrome (312848213).

Subtracting 111424102 from its reverse (201424111), we obtain a palindrome (90000009).

The spelling of 111424102 in words is "one hundred eleven million, four hundred twenty-four thousand, one hundred two".