16321300811 has 2 divisors, whose sum is σ = 16321300812. Its totient is φ = 16321300810.

The previous prime is 16321300757. The next prime is 16321300817. The reversal of 16321300811 is 11800312361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16321300811 - 2¹⁸ = 16321038667 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (16321300817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8160650405 + 8160650406.

It is an arithmetic number, because the mean of its divisors is an integer number (8160650406).

Almost surely, 2^16321300811 is an apocalyptic number.

16321300811 is a deficient number, since it is larger than the sum of its proper divisors (1).

16321300811 is an equidigital number, since it uses as much as digits as its factorization.

16321300811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 16321300811 in words is "sixteen billion, three hundred twenty-one million, three hundred thousand, eight hundred eleven".