111311301243223 has 8 divisors (see below), whose sum is σ = 117332752953600. Its totient is φ = 105306145750008.

The previous prime is 111311301243211. The next prime is 111311301243229. The reversal of 111311301243223 is 322342103113111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111311301243223 - 2⁹ = 111311301242711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111311301243191 and 111311301243200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111311301243229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4074040261 + ... + 4074067582.

It is an arithmetic number, because the mean of its divisors is an integer number (14666594119200).

Almost surely, 2^{111311301243223} is an apocalyptic number.

111311301243223 is a deficient number, since it is larger than the sum of its proper divisors (6021451710377).

111311301243223 is an equidigital number, since it uses as much as digits as its factorization.

111311301243223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8148108581.

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 111311301243223 its reverse (322342103113111), we get a palindrome (433653404356334).

The spelling of 111311301243223 in words is "one hundred eleven trillion, three hundred eleven billion, three hundred one million, two hundred forty-three thousand, two hundred twenty-three".