111425101 has 16 divisors (see below), whose sum is σ = 120309760. Its totient is φ = 102876480.

The previous prime is 111425081. The next prime is 111425107. The reversal of 111425101 is 101524111.

It is a cyclic number.

It is not a de Polignac number, because 111425101 - 2⁹ = 111424589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111425107) 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 15 ways as a sum of consecutive naturals, for example, 146815 + ... + 147571.

It is an arithmetic number, because the mean of its divisors is an integer number (7519360).

Almost surely, 2^111425101 is an apocalyptic number.

It is an amenable number.

111425101 is a deficient number, since it is larger than the sum of its proper divisors (8884659).

111425101 is a wasteful number, since it uses less digits than its factorization.

111425101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 111425101 is about 10555.8088747381. The cubic root of 111425101 is about 481.2022826473.

Adding to 111425101 its reverse (101524111), we get a palindrome (212949212).

The spelling of 111425101 in words is "one hundred eleven million, four hundred twenty-five thousand, one hundred one".