16211140111 has 2 divisors, whose sum is σ = 16211140112. Its totient is φ = 16211140110.

The previous prime is 16211139991. The next prime is 16211140123. The reversal of 16211140111 is 11104111261.

16211140111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16211140111 - 2¹¹ = 16211138063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16211140711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8105570055 + 8105570056.

It is an arithmetic number, because the mean of its divisors is an integer number (8105570056).

Almost surely, 2^16211140111 is an apocalyptic number.

16211140111 is a deficient number, since it is larger than the sum of its proper divisors (1).

16211140111 is an equidigital number, since it uses as much as digits as its factorization.

16211140111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 16211140111 its reverse (11104111261), we get a palindrome (27315251372).

The spelling of 16211140111 in words is "sixteen billion, two hundred eleven million, one hundred forty thousand, one hundred eleven".