225403503213 has 8 divisors (see below), whose sum is σ = 343472004928. Its totient is φ = 128802001824.

The previous prime is 225403503191. The next prime is 225403503239. The reversal of 225403503213 is 312305304522.

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

It is not a de Polignac number, because 225403503213 - 2¹⁰ = 225403502189 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 (225401503213) 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, 5366750056 + ... + 5366750097.

It is an arithmetic number, because the mean of its divisors is an integer number (42934000616).

Almost surely, 2^225403503213 is an apocalyptic number.

It is an amenable number.

225403503213 is a deficient number, since it is larger than the sum of its proper divisors (118068501715).

225403503213 is a wasteful number, since it uses less digits than its factorization.

225403503213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10733500163.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 225403503213 its reverse (312305304522), we get a palindrome (537708807735).

The spelling of 225403503213 in words is "two hundred twenty-five billion, four hundred three million, five hundred three thousand, two hundred thirteen".