111133230143 has 4 divisors (see below), whose sum is σ = 119681940168. Its totient is φ = 102584520120.

The previous prime is 111133230137. The next prime is 111133230151. The reversal of 111133230143 is 341032331111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341032331111 = 23 ⋅14827492657.

It is a cyclic number.

It is not a de Polignac number, because 111133230143 - 2⁸ = 111133229887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111133230113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4274354993 + ... + 4274355018.

It is an arithmetic number, because the mean of its divisors is an integer number (29920485042).

Almost surely, 2^111133230143 is an apocalyptic number.

111133230143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111133230143 is a deficient number, since it is larger than the sum of its proper divisors (8548710025).

111133230143 is an equidigital number, since it uses as much as digits as its factorization.

111133230143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8548710024.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 111133230143 its reverse (341032331111), we get a palindrome (452165561254).

The spelling of 111133230143 in words is "one hundred eleven billion, one hundred thirty-three million, two hundred thirty thousand, one hundred forty-three".