12221101022120 has 128 divisors (see below), whose sum is σ = 27760669920000. Its totient is φ = 4841900943360.

The previous prime is 12221101022083. The next prime is 12221101022159. The reversal of 12221101022120 is 2122010112221.

12221101022120 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 31 ways as a sum of consecutive naturals, for example, 2159583851 + ... + 2159589509.

It is an arithmetic number, because the mean of its divisors is an integer number (216880233750).

Almost surely, 2^{12221101022120} is an apocalyptic number.

12221101022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12221101022120 is an abundant number, since it is smaller than the sum of its proper divisors (15539568897880).

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

12221101022120 is a wasteful number, since it uses less digits than its factorization.

12221101022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6963 (or 6959 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12221101022120 its reverse (2122010112221), we get a palindrome (14343111134341).

The spelling of 12221101022120 in words is "twelve trillion, two hundred twenty-one billion, one hundred one million, twenty-two thousand, one hundred twenty".