10021069811 has 2 divisors, whose sum is σ = 10021069812. Its totient is φ = 10021069810.

The previous prime is 10021069789. The next prime is 10021069837. The reversal of 10021069811 is 11896012001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10021069811 is a prime.

It is not a weakly prime, because it can be changed into another prime (10021069841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010534905 + 5010534906.

It is an arithmetic number, because the mean of its divisors is an integer number (5010534906).

Almost surely, 2^10021069811 is an apocalyptic number.

10021069811 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021069811 is an equidigital number, since it uses as much as digits as its factorization.

10021069811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 29.

The spelling of 10021069811 in words is "ten billion, twenty-one million, sixty-nine thousand, eight hundred eleven".