12001202222120 has 256 divisors, whose sum is σ = 28472094604800. Its totient is φ = 4548629053440.

The previous prime is 12001202222089. The next prime is 12001202222167. The reversal of 12001202222120 is 2122220210021.

It is a happy number.

12001202222120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2179260407 + ... + 2179265913.

It is an arithmetic number, because the mean of its divisors is an integer number (111219119550).

Almost surely, 2^{12001202222120} is an apocalyptic number.

12001202222120 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 12001202222120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14236047302400).

12001202222120 is an abundant number, since it is smaller than the sum of its proper divisors (16470892382680).

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

12001202222120 is a wasteful number, since it uses less digits than its factorization.

12001202222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5908 (or 5904 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12001202222120 its reverse (2122220210021), we get a palindrome (14123422432141).

The spelling of 12001202222120 in words is "twelve trillion, one billion, two hundred two million, two hundred twenty-two thousand, one hundred twenty".