12001110321043 has 2 divisors, whose sum is σ = 12001110321044. Its totient is φ = 12001110321042.

The previous prime is 12001110320987. The next prime is 12001110321073. The reversal of 12001110321043 is 34012301110021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12001110321043 - 2⁹ = 12001110320531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12001110321043.

It is not a weakly prime, because it can be changed into another prime (12001110321073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000555160521 + 6000555160522.

It is an arithmetic number, because the mean of its divisors is an integer number (6000555160522).

Almost surely, 2^{12001110321043} is an apocalyptic number.

12001110321043 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001110321043 is an equidigital number, since it uses as much as digits as its factorization.

12001110321043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12001110321043 its reverse (34012301110021), we get a palindrome (46013411431064).

The spelling of 12001110321043 in words is "twelve trillion, one billion, one hundred ten million, three hundred twenty-one thousand, forty-three".