111432442043 has 8 divisors (see below), whose sum is σ = 120038050608. Its totient is φ = 102831673824.

The previous prime is 111432442013. The next prime is 111432442073. The reversal of 111432442043 is 340244234111.

It is an interprime number because it is at equal distance from previous prime (111432442013) and next prime (111432442073).

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 111432442043 - 2⁸ = 111432441787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111432441997 and 111432442015.

It is not an unprimeable number, because it can be changed into a prime (111432442013) 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, 1162196 + ... + 1254417.

It is an arithmetic number, because the mean of its divisors is an integer number (15004756326).

Almost surely, 2^111432442043 is an apocalyptic number.

111432442043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111432442043 is a deficient number, since it is larger than the sum of its proper divisors (8605608565).

111432442043 is a wasteful number, since it uses less digits than its factorization.

111432442043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2420173.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 111432442043 its reverse (340244234111), we get a palindrome (451676676154).

The spelling of 111432442043 in words is "one hundred eleven billion, four hundred thirty-two million, four hundred forty-two thousand, forty-three".