111110230123 has 2 divisors, whose sum is σ = 111110230124. Its totient is φ = 111110230122.

The previous prime is 111110230109. The next prime is 111110230129. The reversal of 111110230123 is 321032011111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111110230123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111110230097 and 111110230106.

It is not a weakly prime, because it can be changed into another prime (111110230129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555115061 + 55555115062.

It is an arithmetic number, because the mean of its divisors is an integer number (55555115062).

Almost surely, 2^111110230123 is an apocalyptic number.

111110230123 is a deficient number, since it is larger than the sum of its proper divisors (1).

111110230123 is an equidigital number, since it uses as much as digits as its factorization.

111110230123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111110230123 its reverse (321032011111), we get a palindrome (432142241234).

The spelling of 111110230123 in words is "one hundred eleven billion, one hundred ten million, two hundred thirty thousand, one hundred twenty-three".