111424232043 has 40 divisors (see below), whose sum is σ = 168817651200. Its totient is φ = 73228467312.

The previous prime is 111424232033. The next prime is 111424232137. The reversal of 111424232043 is 340232424111.

111424232043 is a `hidden beast` number, since 1 + 1 + 1 + 424 + 232 + 0 + 4 + 3 = 666.

It is not a de Polignac number, because 111424232043 - 2⁹ = 111424231531 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 111424231998 and 111424232016.

It is not an unprimeable number, because it can be changed into a prime (111424232033) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4203730 + ... + 4230152.

It is an arithmetic number, because the mean of its divisors is an integer number (4220441280).

Almost surely, 2^111424232043 is an apocalyptic number.

111424232043 is a deficient number, since it is larger than the sum of its proper divisors (57393419157).

111424232043 is an equidigital number, since it uses as much as digits as its factorization.

111424232043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27173 (or 27164 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 111424232043 its reverse (340232424111), we get a palindrome (451656656154).

The spelling of 111424232043 in words is "one hundred eleven billion, four hundred twenty-four million, two hundred thirty-two thousand, forty-three".