203322210020 has 12 divisors (see below), whose sum is σ = 426976641084. Its totient is φ = 81328884000.

The previous prime is 203322209953. The next prime is 203322210083. The reversal of 203322210020 is 20012223302.

It can be written as a sum of positive squares in 2 ways, for example, as 150581250304 + 52740959716 = 388048^2 + 229654^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5083055231 + ... + 5083055270.

It is an arithmetic number, because the mean of its divisors is an integer number (35581386757).

Almost surely, 2^203322210020 is an apocalyptic number.

203322210020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203322210020 is an abundant number, since it is smaller than the sum of its proper divisors (223654431064).

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

203322210020 is a wasteful number, since it uses less digits than its factorization.

203322210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10166110510 (or 10166110508 counting only the distinct ones).

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

Adding to 203322210020 its reverse (20012223302), we get a palindrome (223334433322).

The spelling of 203322210020 in words is "two hundred three billion, three hundred twenty-two million, two hundred ten thousand, twenty".