10999109101 has 16 divisors (see below), whose sum is σ = 12067594240. Its totient is φ = 9986114160.

The previous prime is 10999109047. The next prime is 10999109117. The reversal of 10999109101 is 10190199901.

It is a cyclic number.

It is not a de Polignac number, because 10999109101 - 2⁷ = 10999108973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10999109501) 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 in 15 ways as a sum of consecutive naturals, for example, 29985 + ... + 151318.

It is an arithmetic number, because the mean of its divisors is an integer number (754224640).

Almost surely, 2^10999109101 is an apocalyptic number.

It is an amenable number.

10999109101 is a deficient number, since it is larger than the sum of its proper divisors (1068485139).

10999109101 is a wasteful number, since it uses less digits than its factorization.

10999109101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181456.

The product of its (nonzero) digits is 6561, while the sum is 40.

It can be divided in two parts, 1099910 and 9101, that added together give a palindrome (1109011).

The spelling of 10999109101 in words is "ten billion, nine hundred ninety-nine million, one hundred nine thousand, one hundred one".