200030023221220 has 24 divisors (see below), whose sum is σ = 420771418180344. Its totient is φ = 79877081780736.

The previous prime is 200030023221173. The next prime is 200030023221227. The reversal of 200030023221220 is 22122320030002.

It can be written as a sum of positive squares in 4 ways, for example, as 2893428216064 + 197136595005156 = 1701008^2 + 14040534^2 .

It is not an unprimeable number, because it can be changed into a prime (200030023221227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8432957079 + ... + 8432980798.

It is an arithmetic number, because the mean of its divisors is an integer number (17532142424181).

Almost surely, 2^{200030023221220} is an apocalyptic number.

200030023221220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200030023221220 is an abundant number, since it is smaller than the sum of its proper divisors (220741394959124).

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

200030023221220 is a wasteful number, since it uses less digits than its factorization.

200030023221220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16865938479 (or 16865938477 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 200030023221220 its reverse (22122320030002), we get a palindrome (222152343251222).

The spelling of 200030023221220 in words is "two hundred trillion, thirty billion, twenty-three million, two hundred twenty-one thousand, two hundred twenty".