111323120211103 has 4 divisors (see below), whose sum is σ = 111327566580360. Its totient is φ = 111318673841848.

The previous prime is 111323120211071. The next prime is 111323120211137. The reversal of 111323120211103 is 301112021323111.

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 111323120211103 - 2⁵ = 111323120211071 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 (111323120211703) 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, 2223147073 + ... + 2223197146.

It is an arithmetic number, because the mean of its divisors is an integer number (27831891645090).

Almost surely, 2^{111323120211103} is an apocalyptic number.

111323120211103 is a deficient number, since it is larger than the sum of its proper divisors (4446369257).

111323120211103 is an equidigital number, since it uses as much as digits as its factorization.

111323120211103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4446369256.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 111323120211103 its reverse (301112021323111), we get a palindrome (412435141534214).

The spelling of 111323120211103 in words is "one hundred eleven trillion, three hundred twenty-three billion, one hundred twenty million, two hundred eleven thousand, one hundred three".