203822220220 has 12 divisors (see below), whose sum is σ = 428026662504. Its totient is φ = 81528888080.

The previous prime is 203822220197. The next prime is 203822220223. The reversal of 203822220220 is 22022228302.

203822220220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203822220223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5095555486 + ... + 5095555525.

It is an arithmetic number, because the mean of its divisors is an integer number (35668888542).

Almost surely, 2^203822220220 is an apocalyptic number.

203822220220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203822220220 is an abundant number, since it is smaller than the sum of its proper divisors (224204442284).

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

203822220220 is a wasteful number, since it uses less digits than its factorization.

203822220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10191111020 (or 10191111018 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 203822220220 its reverse (22022228302), we get a palindrome (225844448522).

The spelling of 203822220220 in words is "two hundred three billion, eight hundred twenty-two million, two hundred twenty thousand, two hundred twenty".