111423112043 has 2 divisors, whose sum is σ = 111423112044. Its totient is φ = 111423112042.

The previous prime is 111423112027. The next prime is 111423112051. The reversal of 111423112043 is 340211324111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111423112043 - 2⁴ = 111423112027 is a prime.

It is not a weakly prime, because it can be changed into another prime (111423112063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55711556021 + 55711556022.

It is an arithmetic number, because the mean of its divisors is an integer number (55711556022).

Almost surely, 2^111423112043 is an apocalyptic number.

111423112043 is a deficient number, since it is larger than the sum of its proper divisors (1).

111423112043 is an equidigital number, since it uses as much as digits as its factorization.

111423112043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 111423112043 its reverse (340211324111), we get a palindrome (451634436154).

The spelling of 111423112043 in words is "one hundred eleven billion, four hundred twenty-three million, one hundred twelve thousand, forty-three".