12111120110 has 24 divisors (see below), whose sum is σ = 23157808200. Its totient is φ = 4559479424.

The previous prime is 12111120107. The next prime is 12111120121. The reversal of 12111120110 is 1102111121.

12111120110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12111120091 and 12111120100.

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 11 ways as a sum of consecutive naturals, for example, 2092460 + ... + 2098239.

It is an arithmetic number, because the mean of its divisors is an integer number (964908675).

Almost surely, 2^12111120110 is an apocalyptic number.

12111120110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12111120110 is a deficient number, since it is larger than the sum of its proper divisors (11046688090).

12111120110 is a wasteful number, since it uses less digits than its factorization.

12111120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4190740 (or 4190723 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12111120110 its reverse (1102111121), we get a palindrome (13213231231).

The spelling of 12111120110 in words is "twelve billion, one hundred eleven million, one hundred twenty thousand, one hundred ten".