111102232223 has 4 divisors (see below), whose sum is σ = 111102912768. Its totient is φ = 111101551680.

The previous prime is 111102232217. The next prime is 111102232237. The reversal of 111102232223 is 322232201111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 322232201111 = 74149 ⋅4345739.

It is a cyclic number.

It is not a de Polignac number, because 111102232223 - 2¹⁰ = 111102231199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111102232195 and 111102232204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111102232243) 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, 67490 + ... + 476192.

It is an arithmetic number, because the mean of its divisors is an integer number (27775728192).

Almost surely, 2^111102232223 is an apocalyptic number.

111102232223 is a deficient number, since it is larger than the sum of its proper divisors (680545).

111102232223 is an equidigital number, since it uses as much as digits as its factorization.

111102232223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680544.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 111102232223 its reverse (322232201111), we get a palindrome (433334433334).

The spelling of 111102232223 in words is "one hundred eleven billion, one hundred two million, two hundred thirty-two thousand, two hundred twenty-three".