22020313200 has 120 divisors (see below), whose sum is σ = 72444992688. Its totient is φ = 5713367040.

The previous prime is 22020313199. The next prime is 22020313219. The reversal of 22020313200 is 231302022.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22020313200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 203577 + ... + 292376.

Almost surely, 2^22020313200 is an apocalyptic number.

22020313200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020313200 is an abundant number, since it is smaller than the sum of its proper divisors (50424679488).

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

22020313200 is a wasteful number, since it uses less digits than its factorization.

22020313200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496011 (or 496000 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 22020313200 its reverse (231302022), we get a palindrome (22251615222).

The spelling of 22020313200 in words is "twenty-two billion, twenty million, three hundred thirteen thousand, two hundred".