12101120120 has 16 divisors (see below), whose sum is σ = 27227520360. Its totient is φ = 4840448032.

The previous prime is 12101120093. The next prime is 12101120123. The reversal of 12101120120 is 2102110121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12101120123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151263962 + ... + 151264041.

Almost surely, 2^12101120120 is an apocalyptic number.

12101120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12101120120 is an abundant number, since it is smaller than the sum of its proper divisors (15126400240).

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

12101120120 is a wasteful number, since it uses less digits than its factorization.

12101120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302528014 (or 302528010 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12101120120 its reverse (2102110121), we get a palindrome (14203230241).

Subtracting from 12101120120 its reverse (2102110121), we obtain a palindrome (9999009999).

The spelling of 12101120120 in words is "twelve billion, one hundred one million, one hundred twenty thousand, one hundred twenty".