10891100011 has 12 divisors (see below), whose sum is σ = 12065487616. Its totient is φ = 9823025520.

The previous prime is 10891099981. The next prime is 10891100027. The reversal of 10891100011 is 11000119801.

It is not a de Polignac number, because 10891100011 - 2⁵ = 10891099979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10891100611) 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 11 ways as a sum of consecutive naturals, for example, 339000 + ... + 369733.

Almost surely, 2^10891100011 is an apocalyptic number.

10891100011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10891100011 is a deficient number, since it is larger than the sum of its proper divisors (1174387605).

10891100011 is a wasteful number, since it uses less digits than its factorization.

10891100011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708882 (or 708871 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 22.

Adding to 10891100011 its reverse (11000119801), we get a palindrome (21891219812).

It can be divided in two parts, 108 and 91100011, that added together give a palindrome (91100119).

The spelling of 10891100011 in words is "ten billion, eight hundred ninety-one million, one hundred thousand, eleven".