204352513222503 has 8 divisors (see below), whose sum is σ = 277610961359088. Its totient is φ = 133664536950464.

The previous prime is 204352513222483. The next prime is 204352513222513. The reversal of 204352513222503 is 305222315253402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204352513222503 - 2⁵ = 204352513222471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204352513222513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 642617965950 + ... + 642617966267.

It is an arithmetic number, because the mean of its divisors is an integer number (34701370169886).

Almost surely, 2^{204352513222503} is an apocalyptic number.

204352513222503 is a deficient number, since it is larger than the sum of its proper divisors (73258448136585).

204352513222503 is a wasteful number, since it uses less digits than its factorization.

204352513222503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285235932273.

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 204352513222503 its reverse (305222315253402), we get a palindrome (509574828475905).

The spelling of 204352513222503 in words is "two hundred four trillion, three hundred fifty-two billion, five hundred thirteen million, two hundred twenty-two thousand, five hundred three".