111411233123 has 2 divisors, whose sum is σ = 111411233124. Its totient is φ = 111411233122.

The previous prime is 111411233119. The next prime is 111411233137. The reversal of 111411233123 is 321332114111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111411233123 - 2² = 111411233119 is a prime.

It is not a weakly prime, because it can be changed into another prime (111411233183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55705616561 + 55705616562.

It is an arithmetic number, because the mean of its divisors is an integer number (55705616562).

Almost surely, 2^111411233123 is an apocalyptic number.

111411233123 is a deficient number, since it is larger than the sum of its proper divisors (1).

111411233123 is an equidigital number, since it uses as much as digits as its factorization.

111411233123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 23.

Adding to 111411233123 its reverse (321332114111), we get a palindrome (432743347234).

The spelling of 111411233123 in words is "one hundred eleven billion, four hundred eleven million, two hundred thirty-three thousand, one hundred twenty-three".