211100110110 has 24 divisors (see below), whose sum is σ = 548860286520. Its totient is φ = 56293362672.

The previous prime is 211100110103. The next prime is 211100110139. The reversal of 211100110110 is 11011001112.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 211100110092 and 211100110101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1172778300 + ... + 1172778479.

It is an arithmetic number, because the mean of its divisors is an integer number (22869178605).

Almost surely, 2^211100110110 is an apocalyptic number.

211100110110 is an abundant number, since it is smaller than the sum of its proper divisors (337760176410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211100110110 is a wasteful number, since it uses less digits than its factorization.

211100110110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345556792 (or 2345556789 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 211100110110 its reverse (11011001112), we get a palindrome (222111111222).

The spelling of 211100110110 in words is "two hundred eleven billion, one hundred million, one hundred ten thousand, one hundred ten".