111011230302143 has 2 divisors, whose sum is σ = 111011230302144. Its totient is φ = 111011230302142.

The previous prime is 111011230302127. The next prime is 111011230302149. The reversal of 111011230302143 is 341203032110111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111011230302143 - 2⁴ = 111011230302127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111011230302149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505615151071 + 55505615151072.

It is an arithmetic number, because the mean of its divisors is an integer number (55505615151072).

Almost surely, 2^{111011230302143} is an apocalyptic number.

111011230302143 is a deficient number, since it is larger than the sum of its proper divisors (1).

111011230302143 is an equidigital number, since it uses as much as digits as its factorization.

111011230302143 is an odious number, because the sum of its binary digits is odd.

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

Adding to 111011230302143 its reverse (341203032110111), we get a palindrome (452214262412254).

The spelling of 111011230302143 in words is "one hundred eleven trillion, eleven billion, two hundred thirty million, three hundred two thousand, one hundred forty-three".