111363111103 has 4 divisors (see below), whose sum is σ = 112072430440. Its totient is φ = 110653791768.

The previous prime is 111363111061. The next prime is 111363111109. The reversal of 111363111103 is 301111363111.

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 111363111103 - 2²⁵ = 111329556671 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 (111363111109) 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, 354659433 + ... + 354659746.

It is an arithmetic number, because the mean of its divisors is an integer number (28018107610).

Almost surely, 2^111363111103 is an apocalyptic number.

111363111103 is a deficient number, since it is larger than the sum of its proper divisors (709319337).

111363111103 is an equidigital number, since it uses as much as digits as its factorization.

111363111103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709319336.

The product of its (nonzero) digits is 162, while the sum is 22.

Adding to 111363111103 its reverse (301111363111), we get a palindrome (412474474214).

The spelling of 111363111103 in words is "one hundred eleven billion, three hundred sixty-three million, one hundred eleven thousand, one hundred three".