203342404220 has 12 divisors (see below), whose sum is σ = 427019048904. Its totient is φ = 81336961680.

The previous prime is 203342404201. The next prime is 203342404241. The reversal of 203342404220 is 22404243302.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 203342404220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5083560086 + ... + 5083560125.

It is an arithmetic number, because the mean of its divisors is an integer number (35584920742).

Almost surely, 2^203342404220 is an apocalyptic number.

203342404220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203342404220 is an abundant number, since it is smaller than the sum of its proper divisors (223676644684).

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

203342404220 is a wasteful number, since it uses less digits than its factorization.

203342404220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10167120220 (or 10167120218 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 203342404220 its reverse (22404243302), we get a palindrome (225746647522).

The spelling of 203342404220 in words is "two hundred three billion, three hundred forty-two million, four hundred four thousand, two hundred twenty".