222204020020 has 12 divisors (see below), whose sum is σ = 466628442084. Its totient is φ = 88881608000.

The previous prime is 222204019993. The next prime is 222204020039. The reversal of 222204020020 is 20020402222.

222204020020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 26009948176 + 196194071844 = 161276^2 + 442938^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222204019976 and 222204020003.

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, 5555100481 + ... + 5555100520.

It is an arithmetic number, because the mean of its divisors is an integer number (38885703507).

Almost surely, 2^222204020020 is an apocalyptic number.

222204020020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222204020020 is an abundant number, since it is smaller than the sum of its proper divisors (244424422064).

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

222204020020 is a wasteful number, since it uses less digits than its factorization.

222204020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11110201010 (or 11110201008 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 222204020020 its reverse (20020402222), we get a palindrome (242224422242).

The spelling of 222204020020 in words is "two hundred twenty-two billion, two hundred four million, twenty thousand, twenty".