12000222200020 has 12 divisors (see below), whose sum is σ = 25200466620084. Its totient is φ = 4800088880000.

The previous prime is 12000222200003. The next prime is 12000222200081. The reversal of 12000222200020 is 2000222200021.

It can be written as a sum of positive squares in 2 ways, for example, as 7958819615044 + 4041402584976 = 2821138^2 + 2010324^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300005554981 + ... + 300005555020.

It is an arithmetic number, because the mean of its divisors is an integer number (2100038885007).

Almost surely, 2^{12000222200020} is an apocalyptic number.

12000222200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000222200020 is an abundant number, since it is smaller than the sum of its proper divisors (13200244420064).

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

12000222200020 is a wasteful number, since it uses less digits than its factorization.

12000222200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600011110010 (or 600011110008 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 12000222200020 its reverse (2000222200021), we get a palindrome (14000444400041).

Subtracting from 12000222200020 its reverse (2000222200021), we obtain a palindrome (9999999999999).

The spelling of 12000222200020 in words is "twelve trillion, two hundred twenty-two million, two hundred thousand, twenty".