203513224530345 has 16 divisors (see below), whose sum is σ = 331140161949120. Its totient is φ = 106700718849344.

The previous prime is 203513224530323. The next prime is 203513224530359. The reversal of 203513224530345 is 543035422315302.

It is a cyclic number.

It is not a de Polignac number, because 203513224530345 - 2⁸ = 203513224530089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203513224530297 and 203513224530306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114979222014 + ... + 114979223783.

It is an arithmetic number, because the mean of its divisors is an integer number (20696260121820).

Almost surely, 2^{203513224530345} is an apocalyptic number.

It is an amenable number.

203513224530345 is a deficient number, since it is larger than the sum of its proper divisors (127626937418775).

203513224530345 is a wasteful number, since it uses less digits than its factorization.

203513224530345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229958445864.

The product of its (nonzero) digits is 1296000, while the sum is 42.

Adding to 203513224530345 its reverse (543035422315302), we get a palindrome (746548646845647).

The spelling of 203513224530345 in words is "two hundred three trillion, five hundred thirteen billion, two hundred twenty-four million, five hundred thirty thousand, three hundred forty-five".