200320312220 has 48 divisors (see below), whose sum is σ = 484278056640. Its totient is φ = 68179920384.

The previous prime is 200320312219. The next prime is 200320312253. The reversal of 200320312220 is 22213023002.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5202935 + ... + 5241294.

It is an arithmetic number, because the mean of its divisors is an integer number (10089126180).

Almost surely, 2^200320312220 is an apocalyptic number.

200320312220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200320312220 is an abundant number, since it is smaller than the sum of its proper divisors (283957744420).

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

200320312220 is a wasteful number, since it uses less digits than its factorization.

200320312220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10444382 (or 10444380 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 200320312220 its reverse (22213023002), we get a palindrome (222533335222).

The spelling of 200320312220 in words is "two hundred billion, three hundred twenty million, three hundred twelve thousand, two hundred twenty".