111110101043 has 2 divisors, whose sum is σ = 111110101044. Its totient is φ = 111110101042.

The previous prime is 111110100979. The next prime is 111110101093. The reversal of 111110101043 is 340101011111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111110101043 - 2⁶ = 111110100979 is a prime.

It is not a weakly prime, because it can be changed into another prime (111110101093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555050521 + 55555050522.

It is an arithmetic number, because the mean of its divisors is an integer number (55555050522).

Almost surely, 2^111110101043 is an apocalyptic number.

111110101043 is a deficient number, since it is larger than the sum of its proper divisors (1).

111110101043 is an equidigital number, since it uses as much as digits as its factorization.

111110101043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 111110101043 its reverse (340101011111), we get a palindrome (451211112154).

The spelling of 111110101043 in words is "one hundred eleven billion, one hundred ten million, one hundred one thousand, forty-three".