111222310223 has 4 divisors (see below), whose sum is σ = 111232139040. Its totient is φ = 111212481408.

The previous prime is 111222310211. The next prime is 111222310247. The reversal of 111222310223 is 322013222111.

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 111222310223 - 2³⁰ = 110148568399 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111222310195 and 111222310204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111222310253) 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, 4897415 + ... + 4920072.

It is an arithmetic number, because the mean of its divisors is an integer number (27808034760).

Almost surely, 2^111222310223 is an apocalyptic number.

111222310223 is a deficient number, since it is larger than the sum of its proper divisors (9828817).

111222310223 is an equidigital number, since it uses as much as digits as its factorization.

111222310223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9828816.

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

Adding to 111222310223 its reverse (322013222111), we get a palindrome (433235532334).

The spelling of 111222310223 in words is "one hundred eleven billion, two hundred twenty-two million, three hundred ten thousand, two hundred twenty-three".