20220320200 has 48 divisors (see below), whose sum is σ = 49777678980. Its totient is φ = 7612354560.

The previous prime is 20220320191. The next prime is 20220320207. The reversal of 20220320200 is 202302202.

It can be written as a sum of positive squares in 6 ways, for example, as 11118015364 + 9102304836 = 105442^2 + 95406^2 .

It is a super-2 number, since 2×20220320200² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20220320207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2970177 + ... + 2976976.

Almost surely, 2^20220320200 is an apocalyptic number.

20220320200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220320200 is an abundant number, since it is smaller than the sum of its proper divisors (29557358780).

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

20220320200 is a wasteful number, since it uses less digits than its factorization.

20220320200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5947186 (or 5947177 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

Adding to 20220320200 its reverse (202302202), we get a palindrome (20422622402).

The spelling of 20220320200 in words is "twenty billion, two hundred twenty million, three hundred twenty thousand, two hundred".