12102002110120 has 128 divisors (see below), whose sum is σ = 30885047424000. Its totient is φ = 4230838241280.

The previous prime is 12102002110109. The next prime is 12102002110123. The reversal of 12102002110120 is 2101120020121.

It is a super-3 number, since 3×12102002110120³ (a number of 40 digits) contains 333 as substring.

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 12102002110120.

It is not an unprimeable number, because it can be changed into a prime (12102002110123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17030740 + ... + 17727100.

It is an arithmetic number, because the mean of its divisors is an integer number (241289433000).

Almost surely, 2^{12102002110120} is an apocalyptic number.

12102002110120 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 12102002110120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15442523712000).

12102002110120 is an abundant number, since it is smaller than the sum of its proper divisors (18783045313880).

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

12102002110120 is a wasteful number, since it uses less digits than its factorization.

12102002110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698163 (or 698159 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12102002110120 its reverse (2101120020121), we get a palindrome (14203122130241).

The spelling of 12102002110120 in words is "twelve trillion, one hundred two billion, two million, one hundred ten thousand, one hundred twenty".