12012021011120 has 160 divisors (see below), whose sum is σ = 30805103180544. Its totient is φ = 4327924608000.

The previous prime is 12012021010933. The next prime is 12012021011147. The reversal of 12012021011120 is 2111012021021.

12012021011120 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 = 12012021011095 and 12012021011104.

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, 46872935 + ... + 47128505.

Almost surely, 2^{12012021011120} is an apocalyptic number.

12012021011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12012021011120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15402551590272).

12012021011120 is an abundant number, since it is smaller than the sum of its proper divisors (18793082169424).

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

12012021011120 is a wasteful number, since it uses less digits than its factorization.

12012021011120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256691 (or 256685 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12012021011120 its reverse (2111012021021), we get a palindrome (14123033032141).

The spelling of 12012021011120 in words is "twelve trillion, twelve billion, twenty-one million, eleven thousand, one hundred twenty".