111423112027 has 2 divisors, whose sum is σ = 111423112028. Its totient is φ = 111423112026.

The previous prime is 111423111991. The next prime is 111423112043. The reversal of 111423112027 is 720211324111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111423112027 - 2¹⁵ = 111423079259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111423111992 and 111423112010.

It is not a weakly prime, because it can be changed into another prime (111423112627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55711556013 + 55711556014.

It is an arithmetic number, because the mean of its divisors is an integer number (55711556014).

Almost surely, 2^111423112027 is an apocalyptic number.

111423112027 is a deficient number, since it is larger than the sum of its proper divisors (1).

111423112027 is an equidigital number, since it uses as much as digits as its factorization.

111423112027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 111423112027 its reverse (720211324111), we get a palindrome (831634436138).

The spelling of 111423112027 in words is "one hundred eleven billion, four hundred twenty-three million, one hundred twelve thousand, twenty-seven".