10991100110 has 16 divisors (see below), whose sum is σ = 19893287232. Its totient is φ = 4372149600.

The previous prime is 10991100101. The next prime is 10991100121. The reversal of 10991100110 is 1100119901.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3034406 + ... + 3038025.

It is an arithmetic number, because the mean of its divisors is an integer number (1243330452).

Almost surely, 2^10991100110 is an apocalyptic number.

10991100110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10991100110 is a deficient number, since it is larger than the sum of its proper divisors (8902187122).

10991100110 is a wasteful number, since it uses less digits than its factorization.

10991100110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6072619.

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

The spelling of 10991100110 in words is "ten billion, nine hundred ninety-one million, one hundred thousand, one hundred ten".