203343442420230 has 384 divisors, whose sum is σ = 648201908090880. Its totient is φ = 43189473300480.

The previous prime is 203343442420193. The next prime is 203343442420289. The reversal of 203343442420230 is 32024244343302.

203343442420230 is a `hidden beast` number, since 2 + 0 + 3 + 3 + 4 + 3 + 442 + 4 + 202 + 3 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2385973399 + ... + 2386058621.

It is an arithmetic number, because the mean of its divisors is an integer number (1688025802320).

Almost surely, 2^{203343442420230} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203343442420230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324100954045440).

203343442420230 is an abundant number, since it is smaller than the sum of its proper divisors (444858465670650).

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

203343442420230 is a wasteful number, since it uses less digits than its factorization.

203343442420230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89076 (or 89073 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 36.

Adding to 203343442420230 its reverse (32024244343302), we get a palindrome (235367686763532).

The spelling of 203343442420230 in words is "two hundred three trillion, three hundred forty-three billion, four hundred forty-two million, four hundred twenty thousand, two hundred thirty".