201110111101043 has 2 divisors, whose sum is σ = 201110111101044. Its totient is φ = 201110111101042.

The previous prime is 201110111101007. The next prime is 201110111101061. The reversal of 201110111101043 is 340101111011102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201110111101043 - 2²² = 201110106906739 is a prime.

It is not a weakly prime, because it can be changed into another prime (201110111101063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100555055550521 + 100555055550522.

It is an arithmetic number, because the mean of its divisors is an integer number (100555055550522).

Almost surely, 2^{201110111101043} is an apocalyptic number.

201110111101043 is a deficient number, since it is larger than the sum of its proper divisors (1).

201110111101043 is an equidigital number, since it uses as much as digits as its factorization.

201110111101043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 201110111101043 its reverse (340101111011102), we get a palindrome (541211222112145).

The spelling of 201110111101043 in words is "two hundred one trillion, one hundred ten billion, one hundred eleven million, one hundred one thousand, forty-three".