225021670030 has 32 divisors (see below), whose sum is σ = 411973309440. Its totient is φ = 88477752480.

The previous prime is 225021670021. The next prime is 225021670051. The reversal of 225021670030 is 30076120522.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448066 + ... + 806725.

It is an arithmetic number, because the mean of its divisors is an integer number (12874165920).

Almost surely, 2^225021670030 is an apocalyptic number.

225021670030 is a deficient number, since it is larger than the sum of its proper divisors (186951639410).

225021670030 is a wasteful number, since it uses less digits than its factorization.

225021670030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255104.

The product of its (nonzero) digits is 5040, while the sum is 28.

Adding to 225021670030 its reverse (30076120522), we get a palindrome (255097790552).

The spelling of 225021670030 in words is "two hundred twenty-five billion, twenty-one million, six hundred seventy thousand, thirty".