21110011010110 has 24 divisors (see below), whose sum is σ = 41766418480248. Its totient is φ = 7676367639600.

The previous prime is 21110011010087. The next prime is 21110011010167. The reversal of 21110011010110 is 1101011001112.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 8723143836 + ... + 8723146255.

It is an arithmetic number, because the mean of its divisors is an integer number (1740267436677).

Almost surely, 2^{21110011010110} is an apocalyptic number.

21110011010110 is a deficient number, since it is larger than the sum of its proper divisors (20656407470138).

21110011010110 is a wasteful number, since it uses less digits than its factorization.

21110011010110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17446290120 (or 17446290109 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 21110011010110 its reverse (1101011001112), we get a palindrome (22211022011222).

The spelling of 21110011010110 in words is "twenty-one trillion, one hundred ten billion, eleven million, ten thousand, one hundred ten".