111131230323 has 8 divisors (see below), whose sum is σ = 149062249728. Its totient is φ = 73643848904.

The previous prime is 111131230321. The next prime is 111131230403. The reversal of 111131230323 is 323032131111.

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 111131230323 - 2¹ = 111131230321 is a prime.

It is a super-3 number, since 3×111131230323³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111131230323.

It is not an unprimeable number, because it can be changed into a prime (111131230321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110908911 + ... + 110909912.

It is an arithmetic number, because the mean of its divisors is an integer number (18632781216).

Almost surely, 2^111131230323 is an apocalyptic number.

111131230323 is a deficient number, since it is larger than the sum of its proper divisors (37931019405).

111131230323 is a wasteful number, since it uses less digits than its factorization.

111131230323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221818993.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 111131230323 its reverse (323032131111), we get a palindrome (434163361434).

The spelling of 111131230323 in words is "one hundred eleven billion, one hundred thirty-one million, two hundred thirty thousand, three hundred twenty-three".