12010121110112 has 12 divisors (see below), whose sum is σ = 23644925935596. Its totient is φ = 6005060555040.

The previous prime is 12010121110111. The next prime is 12010121110121. The reversal of 12010121110112 is 21101112101021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010121110111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187658142314 + ... + 187658142377.

It is an arithmetic number, because the mean of its divisors is an integer number (1970410494633).

Almost surely, 2^{12010121110112} is an apocalyptic number.

It is an amenable number.

12010121110112 is a deficient number, since it is larger than the sum of its proper divisors (11634804825484).

12010121110112 is an equidigital number, since it uses as much as digits as its factorization.

12010121110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375316284701 (or 375316284693 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 12010121110112 its reverse (21101112101021), we get a palindrome (33111233211133).

Subtracting 12010121110112 from its reverse (21101112101021), we obtain a palindrome (9090990990909).

The spelling of 12010121110112 in words is "twelve trillion, ten billion, one hundred twenty-one million, one hundred ten thousand, one hundred twelve".