203401204200 has 72 divisors (see below), whose sum is σ = 683089050150. Its totient is φ = 54240320640.

The previous prime is 203401204199. The next prime is 203401204211. The reversal of 203401204200 is 2402104302.

203401204200 is a `hidden beast` number, since 2 + 0 + 340 + 120 + 4 + 200 = 666.

203401204200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 189867604644 + 13533599556 = 435738^2 + 116334^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 56498535 + ... + 56502134.

Almost surely, 2^203401204200 is an apocalyptic number.

203401204200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203401204200 is an abundant number, since it is smaller than the sum of its proper divisors (479687845950).

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

203401204200 is a wasteful number, since it uses less digits than its factorization.

203401204200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113000691 (or 113000679 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 203401204200 its reverse (2402104302), we get a palindrome (205803308502).

The spelling of 203401204200 in words is "two hundred three billion, four hundred one million, two hundred four thousand, two hundred".