1111030321043 has 2 divisors, whose sum is σ = 1111030321044. Its totient is φ = 1111030321042.

The previous prime is 1111030321001. The next prime is 1111030321067. The reversal of 1111030321043 is 3401230301111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1111030321043 - 2¹⁶ = 1111030255507 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111030921043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555515160521 + 555515160522.

It is an arithmetic number, because the mean of its divisors is an integer number (555515160522).

Almost surely, 2^{1111030321043} is an apocalyptic number.

1111030321043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111030321043 is an equidigital number, since it uses as much as digits as its factorization.

1111030321043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1111030321043 its reverse (3401230301111), we get a palindrome (4512260622154).

The spelling of 1111030321043 in words is "one trillion, one hundred eleven billion, thirty million, three hundred twenty-one thousand, forty-three".