111440102 has 32 divisors (see below), whose sum is σ = 178053120. Its totient is φ = 52230240.

The previous prime is 111440101. The next prime is 111440113. The reversal of 111440102 is 201044111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111440101) 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, 486524 + ... + 486752.

It is an arithmetic number, because the mean of its divisors is an integer number (5564160).

Almost surely, 2^111440102 is an apocalyptic number.

111440102 is a deficient number, since it is larger than the sum of its proper divisors (66613018).

111440102 is a wasteful number, since it uses less digits than its factorization.

111440102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 111440102 is about 10556.5194074562. The cubic root of 111440102 is about 481.2238762004.

Adding to 111440102 its reverse (201044111), we get a palindrome (312484213).

The spelling of 111440102 in words is "one hundred eleven million, four hundred forty thousand, one hundred two".