2001066320111 has 2 divisors, whose sum is σ = 2001066320112. Its totient is φ = 2001066320110.

The previous prime is 2001066320047. The next prime is 2001066320173. The reversal of 2001066320111 is 1110236601002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2001066320111 - 2⁶ = 2001066320047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001066322111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000533160055 + 1000533160056.

It is an arithmetic number, because the mean of its divisors is an integer number (1000533160056).

Almost surely, 2^{2001066320111} is an apocalyptic number.

2001066320111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001066320111 is an equidigital number, since it uses as much as digits as its factorization.

2001066320111 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.

The spelling of 2001066320111 in words is "two trillion, one billion, sixty-six million, three hundred twenty thousand, one hundred eleven".