1099110109911 has 16 divisors (see below), whose sum is σ = 1598751009408. Its totient is φ = 666108424800.

The previous prime is 1099110109901. The next prime is 1099110109919. The reversal of 1099110109911 is 1199010119901.

It is not a de Polignac number, because 1099110109911 - 2¹⁴ = 1099110093527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1099110109919) 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, 754476 + ... + 1663566.

It is an arithmetic number, because the mean of its divisors is an integer number (99921938088).

Almost surely, 2^{1099110109911} is an apocalyptic number.

1099110109911 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1099110109911 is a deficient number, since it is larger than the sum of its proper divisors (499640899497).

1099110109911 is a wasteful number, since it uses less digits than its factorization.

1099110109911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945742.

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

It can be divided in two parts, 1099110 and 109911, that added together give a palindrome (1209021).

The spelling of 1099110109911 in words is "one trillion, ninety-nine billion, one hundred ten million, one hundred nine thousand, nine hundred eleven".