11010101109999 has 16 divisors (see below), whose sum is σ = 14885291097600. Its totient is φ = 7237730912256.

The previous prime is 11010101109967. The next prime is 11010101110013. The reversal of 11010101109999 is 99990110101011.

It is not a de Polignac number, because 11010101109999 - 2⁵ = 11010101109967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11010101109999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11010101104999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30023289 + ... + 30387794.

It is an arithmetic number, because the mean of its divisors is an integer number (930330693600).

Almost surely, 2^{11010101109999} is an apocalyptic number.

11010101109999 is a deficient number, since it is larger than the sum of its proper divisors (3875189987601).

11010101109999 is an equidigital number, since it uses as much as digits as its factorization.

11010101109999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60411934.

The product of its (nonzero) digits is 6561, while the sum is 42.

The spelling of 11010101109999 in words is "eleven trillion, ten billion, one hundred one million, one hundred nine thousand, nine hundred ninety-nine".