22220221300 has 36 divisors (see below), whose sum is σ = 48231975456. Its totient is φ = 8885490400.

The previous prime is 22220221253. The next prime is 22220221301. The reversal of 22220221300 is 312202222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220221301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 331635 + ... + 392965.

It is an arithmetic number, because the mean of its divisors is an integer number (1339777096).

Almost surely, 2^22220221300 is an apocalyptic number.

22220221300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22220221300 is an abundant number, since it is smaller than the sum of its proper divisors (26011754156).

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

22220221300 is a wasteful number, since it uses less digits than its factorization.

22220221300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64968 (or 64961 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22220221300 its reverse (312202222), we get a palindrome (22532423522).

The spelling of 22220221300 in words is "twenty-two billion, two hundred twenty million, two hundred twenty-one thousand, three hundred".