111102113203 has 16 divisors (see below), whose sum is σ = 119331717120. Its totient is φ = 103191381216.

The previous prime is 111102113201. The next prime is 111102113207. The reversal of 111102113203 is 302311201111.

It is a happy number.

It is not a de Polignac number, because 111102113203 - 2¹ = 111102113201 is a prime.

It is a super-3 number, since 3×111102113203³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111102113201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267348 + ... + 541921.

It is an arithmetic number, because the mean of its divisors is an integer number (7458232320).

Almost surely, 2^111102113203 is an apocalyptic number.

111102113203 is a deficient number, since it is larger than the sum of its proper divisors (8229603917).

111102113203 is a wasteful number, since it uses less digits than its factorization.

111102113203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809466.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111102113203 its reverse (302311201111), we get a palindrome (413413314314).

The spelling of 111102113203 in words is "one hundred eleven billion, one hundred two million, one hundred thirteen thousand, two hundred three".