200103203220 has 96 divisors (see below), whose sum is σ = 593331879168. Its totient is φ = 50214807552.

The previous prime is 200103203159. The next prime is 200103203221. The reversal of 200103203220 is 22302301002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200103203220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200103203221) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 13959697 + ... + 13974023.

It is an arithmetic number, because the mean of its divisors is an integer number (6180540408).

Almost surely, 2^200103203220 is an apocalyptic number.

200103203220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200103203220 is an abundant number, since it is smaller than the sum of its proper divisors (393228675948).

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

200103203220 is a wasteful number, since it uses less digits than its factorization.

200103203220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28049 (or 28047 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 200103203220 its reverse (22302301002), we get a palindrome (222405504222).

The spelling of 200103203220 in words is "two hundred billion, one hundred three million, two hundred three thousand, two hundred twenty".