11102020110 has 64 divisors (see below), whose sum is σ = 29615189760. Its totient is φ = 2959558560.

The previous prime is 11102020067. The next prime is 11102020129. The reversal of 11102020110 is 1102020111.

It is a happy number.

11102020110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 11102020092 and 11102020101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1216665 + ... + 1225755.

It is an arithmetic number, because the mean of its divisors is an integer number (462737340).

Almost surely, 2^11102020110 is an apocalyptic number.

11102020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11102020110 is an abundant number, since it is smaller than the sum of its proper divisors (18513169650).

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

11102020110 is a wasteful number, since it uses less digits than its factorization.

11102020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13630 (or 13624 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11102020110 its reverse (1102020111), we get a palindrome (12204040221).

Subtracting from 11102020110 its reverse (1102020111), we obtain a palindrome (9999999999).

The spelling of 11102020110 in words is "eleven billion, one hundred two million, twenty thousand, one hundred ten".