120211200001200 has 960 divisors, whose sum is σ = 496245998223360. Its totient is φ = 24140809728000.

The previous prime is 120211200001177. The next prime is 120211200001273. The reversal of 120211200001200 is 2100002112021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2168323081 + ... + 2168378519.

It is an arithmetic number, because the mean of its divisors is an integer number (516922914816).

Almost surely, 2^{120211200001200} is an apocalyptic number.

120211200001200 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 120211200001200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248122999111680).

120211200001200 is an abundant number, since it is smaller than the sum of its proper divisors (376034798222160).

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

120211200001200 is a wasteful number, since it uses less digits than its factorization.

120211200001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56266 (or 56255 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120211200001200 its reverse (2100002112021), we get a palindrome (122311202113221).

The spelling of 120211200001200 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred million, one thousand, two hundred".