111045102 has 32 divisors (see below), whose sum is σ = 254234112. Its totient is φ = 31675104.

The previous prime is 111045091. The next prime is 111045149. The reversal of 111045102 is 201540111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28983 + ... + 32589.

It is an arithmetic number, because the mean of its divisors is an integer number (7944816).

Almost surely, 2^111045102 is an apocalyptic number.

111045102 is an abundant number, since it is smaller than the sum of its proper divisors (143189010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111045102 is a wasteful number, since it uses less digits than its factorization.

111045102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4352.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 111045102 is about 10537.7939816643. The cubic root of 111045102 is about 480.6546362983.

Adding to 111045102 its reverse (201540111), we get a palindrome (312585213).

The spelling of 111045102 in words is "one hundred eleven million, forty-five thousand, one hundred two".