203330220120 has 192 divisors, whose sum is σ = 664168377600. Its totient is φ = 53947618560.

The previous prime is 203330220059. The next prime is 203330220131. The reversal of 203330220120 is 21022033302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 203330220093 and 203330220102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 76467351 + ... + 76470009.

It is an arithmetic number, because the mean of its divisors is an integer number (3459210300).

Almost surely, 2^203330220120 is an apocalyptic number.

203330220120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203330220120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332084188800).

203330220120 is an abundant number, since it is smaller than the sum of its proper divisors (460838157480).

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

203330220120 is a wasteful number, since it uses less digits than its factorization.

203330220120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670 (or 3663 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 203330220120 its reverse (21022033302), we get a palindrome (224352253422).

The spelling of 203330220120 in words is "two hundred three billion, three hundred thirty million, two hundred twenty thousand, one hundred twenty".