12001111201120 has 48 divisors (see below), whose sum is σ = 28671194069280. Its totient is φ = 4746506896384.

The previous prime is 12001111201109. The next prime is 12001111201127. The reversal of 12001111201120 is 2110211110021.

It is a happy number.

12001111201120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12001111201120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001111201127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421373092 + ... + 421401571.

It is an arithmetic number, because the mean of its divisors is an integer number (597316543110).

Almost surely, 2^{12001111201120} is an apocalyptic number.

12001111201120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12001111201120 is an abundant number, since it is smaller than the sum of its proper divisors (16670082868160).

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

12001111201120 is an equidigital number, since it uses as much as digits as its factorization.

12001111201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842774767 (or 842774759 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12001111201120 its reverse (2110211110021), we get a palindrome (14111322311141).

The spelling of 12001111201120 in words is "twelve trillion, one billion, one hundred eleven million, two hundred one thousand, one hundred twenty".