111132120103 has 4 divisors (see below), whose sum is σ = 111180715360. Its totient is φ = 111083524848.

The previous prime is 111132120101. The next prime is 111132120119. The reversal of 111132120103 is 301021231111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111132120103 - 2¹ = 111132120101 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 (111132120101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24294198 + ... + 24298771.

It is an arithmetic number, because the mean of its divisors is an integer number (27795178840).

Almost surely, 2^111132120103 is an apocalyptic number.

111132120103 is a deficient number, since it is larger than the sum of its proper divisors (48595257).

111132120103 is an equidigital number, since it uses as much as digits as its factorization.

111132120103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48595256.

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

Adding to 111132120103 its reverse (301021231111), we get a palindrome (412153351214).

The spelling of 111132120103 in words is "one hundred eleven billion, one hundred thirty-two million, one hundred twenty thousand, one hundred three".