10091009111 has 2 divisors, whose sum is σ = 10091009112. Its totient is φ = 10091009110.

The previous prime is 10091009101. The next prime is 10091009161. The reversal of 10091009111 is 11190019001.

It is a happy number.

10091009111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10091009111 - 2¹⁴ = 10090992727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10091009101) 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, 5045504555 + 5045504556.

It is an arithmetic number, because the mean of its divisors is an integer number (5045504556).

Almost surely, 2^10091009111 is an apocalyptic number.

10091009111 is a deficient number, since it is larger than the sum of its proper divisors (1).

10091009111 is an equidigital number, since it uses as much as digits as its factorization.

10091009111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 23.

The spelling of 10091009111 in words is "ten billion, ninety-one million, nine thousand, one hundred eleven".