111323144303 has 4 divisors (see below), whose sum is σ = 127226450640. Its totient is φ = 95419837968.

The previous prime is 111323144287. The next prime is 111323144377. The reversal of 111323144303 is 303441323111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303441323111 = 97 ⋅3128261063.

It is not a de Polignac number, because 111323144303 - 2⁴ = 111323144287 is a prime.

It is a super-2 number, since 2×111323144303² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111323147303) 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 3 ways as a sum of consecutive naturals, for example, 7951653158 + ... + 7951653171.

It is an arithmetic number, because the mean of its divisors is an integer number (31806612660).

Almost surely, 2^111323144303 is an apocalyptic number.

111323144303 is a deficient number, since it is larger than the sum of its proper divisors (15903306337).

111323144303 is an equidigital number, since it uses as much as digits as its factorization.

111323144303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15903306336.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 111323144303 its reverse (303441323111), we get a palindrome (414764467414).

The spelling of 111323144303 in words is "one hundred eleven billion, three hundred twenty-three million, one hundred forty-four thousand, three hundred three".