12220020110000 has 100 divisors (see below), whose sum is σ = 29596069501152. Its totient is φ = 4886326368000.

The previous prime is 12220020109873. The next prime is 12220020110003. The reversal of 12220020110000 is 1102002221.

It is a happy number.

12220020110000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (12220020110003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 29061254 + ... + 29478746.

Almost surely, 2^{12220020110000} is an apocalyptic number.

12220020110000 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 12220020110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14798034750576).

12220020110000 is an abundant number, since it is smaller than the sum of its proper divisors (17376049391152).

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

12220020110000 is an equidigital number, since it uses as much as digits as its factorization.

12220020110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420448 (or 420427 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12220020110000 its reverse (1102002221), we get a palindrome (12221122112221).

The spelling of 12220020110000 in words is "twelve trillion, two hundred twenty billion, twenty million, one hundred ten thousand".