12201101110120 has 128 divisors (see below), whose sum is σ = 30344969088000. Its totient is φ = 4387012033536.

The previous prime is 12201101110117. The next prime is 12201101110141. The reversal of 12201101110120 is 2101110110221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 12201101110120.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3609222 + ... + 6117898.

It is an arithmetic number, because the mean of its divisors is an integer number (237070071000).

Almost surely, 2^{12201101110120} is an apocalyptic number.

12201101110120 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 12201101110120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15172484544000).

12201101110120 is an abundant number, since it is smaller than the sum of its proper divisors (18143867977880).

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

12201101110120 is a wasteful number, since it uses less digits than its factorization.

12201101110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508947 (or 2508943 counting only the distinct ones).

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

Adding to 12201101110120 its reverse (2101110110221), we get a palindrome (14302211220341).

The spelling of 12201101110120 in words is "twelve trillion, two hundred one billion, one hundred one million, one hundred ten thousand, one hundred twenty".