20002203200322 has 144 divisors (see below), whose sum is σ = 51648362602200. Its totient is φ = 5574982533120.

The previous prime is 20002203200297. The next prime is 20002203200323. The reversal of 20002203200322 is 22300230220002.

20002203200322 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 2 + 20 + 320 + 0 + 322 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 16465813880481 + 3536389319841 = 4057809^2 + 1880529^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20002203200295 and 20002203200304.

It is not an unprimeable number, because it can be changed into a prime (20002203200323) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 496447954 + ... + 496488242.

Almost surely, 2^{20002203200322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20002203200322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25824181301100).

20002203200322 is an abundant number, since it is smaller than the sum of its proper divisors (31646159401878).

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

20002203200322 is a wasteful number, since it uses less digits than its factorization.

20002203200322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54081 (or 54071 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 20002203200322 its reverse (22300230220002), we get a palindrome (42302433420324).

The spelling of 20002203200322 in words is "twenty trillion, two billion, two hundred three million, two hundred thousand, three hundred twenty-two".