111141242423 has 2 divisors, whose sum is σ = 111141242424. Its totient is φ = 111141242422.

The previous prime is 111141242393. The next prime is 111141242479. The reversal of 111141242423 is 324242141111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111141242423 - 2²² = 111137048119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111141242392 and 111141242401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111141242323) 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 as a sum of consecutive naturals, namely, 55570621211 + 55570621212.

It is an arithmetic number, because the mean of its divisors is an integer number (55570621212).

Almost surely, 2^111141242423 is an apocalyptic number.

111141242423 is a deficient number, since it is larger than the sum of its proper divisors (1).

111141242423 is an equidigital number, since it uses as much as digits as its factorization.

111141242423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536, while the sum is 26.

Adding to 111141242423 its reverse (324242141111), we get a palindrome (435383383534).

The spelling of 111141242423 in words is "one hundred eleven billion, one hundred forty-one million, two hundred forty-two thousand, four hundred twenty-three".