225231303 has 16 divisors (see below), whose sum is σ = 327974400. Its totient is φ = 136351680.

The previous prime is 225231299. The next prime is 225231319. The reversal of 225231303 is 303132522.

It is not a de Polignac number, because 225231303 - 2² = 225231299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225231303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225231343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31003 + ... + 37571.

It is an arithmetic number, because the mean of its divisors is an integer number (20498400).

Almost surely, 2^225231303 is an apocalyptic number.

225231303 is a deficient number, since it is larger than the sum of its proper divisors (102743097).

225231303 is a wasteful number, since it uses less digits than its factorization.

225231303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7622.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 225231303 is about 15007.7081194965. The cubic root of 225231303 is about 608.4285476703.

Adding to 225231303 its reverse (303132522), we get a palindrome (528363825).

It can be divided in two parts, 22 and 5231303, that added together give a palindrome (5231325).

The spelling of 225231303 in words is "two hundred twenty-five million, two hundred thirty-one thousand, three hundred three".