12111010020110 has 64 divisors (see below), whose sum is σ = 22120253245440. Its totient is φ = 4773792931200.

The previous prime is 12111010020047. The next prime is 12111010020149. The reversal of 12111010020110 is 1102001011121.

It is a junction number, because it is equal to n+sod(n) for n = 12111010020091 and 12111010020100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175104035 + ... + 175173185.

It is an arithmetic number, because the mean of its divisors is an integer number (345628956960).

Almost surely, 2^{12111010020110} is an apocalyptic number.

12111010020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12111010020110 is a deficient number, since it is larger than the sum of its proper divisors (10009243225330).

12111010020110 is a wasteful number, since it uses less digits than its factorization.

12111010020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70233.

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

Adding to 12111010020110 its reverse (1102001011121), we get a palindrome (13213011031231).

The spelling of 12111010020110 in words is "twelve trillion, one hundred eleven billion, ten million, twenty thousand, one hundred ten".