225300330212 has 12 divisors (see below), whose sum is σ = 394404912300. Its totient is φ = 112613212416.

The previous prime is 225300330163. The next prime is 225300330221. The reversal of 225300330212 is 212033003522.

It can be written as a sum of positive squares in 2 ways, for example, as 76299698176 + 149000632036 = 276224^2 + 386006^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9224453 + ... + 9248844.

It is an arithmetic number, because the mean of its divisors is an integer number (32867076025).

Almost surely, 2^225300330212 is an apocalyptic number.

It is an amenable number.

225300330212 is a deficient number, since it is larger than the sum of its proper divisors (169104582088).

225300330212 is a wasteful number, since it uses less digits than its factorization.

225300330212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18476350 (or 18476348 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 225300330212 its reverse (212033003522), we get a palindrome (437333333734).

The spelling of 225300330212 in words is "two hundred twenty-five billion, three hundred million, three hundred thirty thousand, two hundred twelve".