111223320323 has 4 divisors (see below), whose sum is σ = 112207597608. Its totient is φ = 110239043040.

The previous prime is 111223320317. The next prime is 111223320331. The reversal of 111223320323 is 323023322111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323023322111 = 7 ⋅46146188873.

It is a cyclic number.

It is not a de Polignac number, because 111223320323 - 2²⁶ = 111156211459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111223320343) 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, 492138473 + ... + 492138698.

It is an arithmetic number, because the mean of its divisors is an integer number (28051899402).

Almost surely, 2^111223320323 is an apocalyptic number.

111223320323 is a deficient number, since it is larger than the sum of its proper divisors (984277285).

111223320323 is an equidigital number, since it uses as much as digits as its factorization.

111223320323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984277284.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 111223320323 its reverse (323023322111), we get a palindrome (434246642434).

The spelling of 111223320323 in words is "one hundred eleven billion, two hundred twenty-three million, three hundred twenty thousand, three hundred twenty-three".