225321174100 has 36 divisors (see below), whose sum is σ = 533396672928. Its totient is φ = 81934972000.

The previous prime is 225321174077. The next prime is 225321174167. The reversal of 225321174100 is 1471123522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102417616 + ... + 102419815.

It is an arithmetic number, because the mean of its divisors is an integer number (14816574248).

Almost surely, 2^225321174100 is an apocalyptic number.

225321174100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225321174100 is an abundant number, since it is smaller than the sum of its proper divisors (308075498828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225321174100 is a wasteful number, since it uses less digits than its factorization.

225321174100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204837456 (or 204837449 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 225321174100 its reverse (1471123522), we get a palindrome (226792297622).

The spelling of 225321174100 in words is "two hundred twenty-five billion, three hundred twenty-one million, one hundred seventy-four thousand, one hundred".