12020110010000 has 100 divisors (see below), whose sum is σ = 29132641907952. Its totient is φ = 4802963088000.

The previous prime is 12020110009987. The next prime is 12020110010011. The reversal of 12020110010000 is 1001102021.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 12020110010000.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8835359 + ... + 10104641.

Almost surely, 2^{12020110010000} is an apocalyptic number.

12020110010000 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 12020110010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14566320953976).

12020110010000 is an abundant number, since it is smaller than the sum of its proper divisors (17112531897952).

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

12020110010000 is an equidigital number, since it uses as much as digits as its factorization.

12020110010000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270258 (or 1270237 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 12020110010000 its reverse (1001102021), we get a palindrome (12021111112021).

The spelling of 12020110010000 in words is "twelve trillion, twenty billion, one hundred ten million, ten thousand".