225331103 has 4 divisors (see below), whose sum is σ = 225715560. Its totient is φ = 224946648.

The previous prime is 225331091. The next prime is 225331159. The reversal of 225331103 is 301133522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225331103 - 2⁴ = 225331087 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 (225331163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191348 + ... + 192521.

It is an arithmetic number, because the mean of its divisors is an integer number (56428890).

Almost surely, 2^225331103 is an apocalyptic number.

225331103 is a deficient number, since it is larger than the sum of its proper divisors (384457).

225331103 is an equidigital number, since it uses as much as digits as its factorization.

225331103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384456.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 225331103 is about 15011.0327093108. The cubic root of 225331103 is about 608.5183993057.

Adding to 225331103 its reverse (301133522), we get a palindrome (526464625).

The spelling of 225331103 in words is "two hundred twenty-five million, three hundred thirty-one thousand, one hundred three".