22220302300 has 144 divisors (see below), whose sum is σ = 57808300032. Its totient is φ = 7248384000.

The previous prime is 22220302297. The next prime is 22220302327. The reversal of 22220302300 is 320302222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3103725 + ... + 3110875.

It is an arithmetic number, because the mean of its divisors is an integer number (401446528).

Almost surely, 2^22220302300 is an apocalyptic number.

22220302300 is a gapful number since it is divisible by the number (20) 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 22220302300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28904150016).

22220302300 is an abundant number, since it is smaller than the sum of its proper divisors (35587997732).

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

22220302300 is a wasteful number, since it uses less digits than its factorization.

22220302300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7388 (or 7381 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 22220302300 its reverse (320302222), we get a palindrome (22540604522).

The spelling of 22220302300 in words is "twenty-two billion, two hundred twenty million, three hundred two thousand, three hundred".