111323311003 has 4 divisors (see below), whose sum is σ = 117871741080. Its totient is φ = 104774880928.

The previous prime is 111323310997. The next prime is 111323311049. The reversal of 111323311003 is 300113323111.

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 111323311003 - 2¹⁷ = 111323179931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111323311403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3274215013 + ... + 3274215046.

It is an arithmetic number, because the mean of its divisors is an integer number (29467935270).

Almost surely, 2^111323311003 is an apocalyptic number.

111323311003 is a deficient number, since it is larger than the sum of its proper divisors (6548430077).

111323311003 is an equidigital number, since it uses as much as digits as its factorization.

111323311003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6548430076.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 111323311003 its reverse (300113323111), we get a palindrome (411436634114).

The spelling of 111323311003 in words is "one hundred eleven billion, three hundred twenty-three million, three hundred eleven thousand, three".