225300331 has 4 divisors (see below), whose sum is σ = 225565312. Its totient is φ = 225035352.

The previous prime is 225300307. The next prime is 225300359. The reversal of 225300331 is 133003522.

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 225300331 - 2²¹ = 223203179 is a prime.

It is a super-2 number, since 2×225300331² = 101520478297419122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225300299 and 225300308.

It is not an unprimeable number, because it can be changed into a prime (225300301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131211 + ... + 132916.

It is an arithmetic number, because the mean of its divisors is an integer number (56391328).

Almost surely, 2^225300331 is an apocalyptic number.

225300331 is a deficient number, since it is larger than the sum of its proper divisors (264981).

225300331 is an equidigital number, since it uses as much as digits as its factorization.

225300331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264980.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 225300331 is about 15010.0076948681. The cubic root of 225300331 is about 608.4906975809.

Adding to 225300331 its reverse (133003522), we get a palindrome (358303853).

The spelling of 225300331 in words is "two hundred twenty-five million, three hundred thousand, three hundred thirty-one".