18023066011 has 2 divisors, whose sum is σ = 18023066012. Its totient is φ = 18023066010.

The previous prime is 18023065987. The next prime is 18023066021. The reversal of 18023066011 is 11066032081.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18023066011 - 2⁵ = 18023065979 is a prime.

It is not a weakly prime, because it can be changed into another prime (18023066021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9011533005 + 9011533006.

It is an arithmetic number, because the mean of its divisors is an integer number (9011533006).

Almost surely, 2^18023066011 is an apocalyptic number.

18023066011 is a deficient number, since it is larger than the sum of its proper divisors (1).

18023066011 is an equidigital number, since it uses as much as digits as its factorization.

18023066011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

Adding to 18023066011 its reverse (11066032081), we get a palindrome (29089098092).

The spelling of 18023066011 in words is "eighteen billion, twenty-three million, sixty-six thousand, eleven".