213313025503 has 8 divisors (see below), whose sum is σ = 213430896000. Its totient is φ = 213195194520.

The previous prime is 213313025477. The next prime is 213313025521. The reversal of 213313025503 is 305520313312.

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 213313025503 - 2¹³ = 213313017311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213313025573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20523438 + ... + 20533828.

It is an arithmetic number, because the mean of its divisors is an integer number (26678862000).

Almost surely, 2^213313025503 is an apocalyptic number.

213313025503 is a deficient number, since it is larger than the sum of its proper divisors (117870497).

213313025503 is a wasteful number, since it uses less digits than its factorization.

213313025503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19757.

The product of its (nonzero) digits is 8100, while the sum is 28.

Adding to 213313025503 its reverse (305520313312), we get a palindrome (518833338815).

The spelling of 213313025503 in words is "two hundred thirteen billion, three hundred thirteen million, twenty-five thousand, five hundred three".