225560234100 has 72 divisors (see below), whose sum is σ = 680995788480. Its totient is φ = 57534202880.

The previous prime is 225560234093. The next prime is 225560234131. The reversal of 225560234100 is 1432065522.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16338045 + ... + 16351844.

It is an arithmetic number, because the mean of its divisors is an integer number (9458274840).

Almost surely, 2^225560234100 is an apocalyptic number.

225560234100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225560234100 is an abundant number, since it is smaller than the sum of its proper divisors (455435554380).

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

225560234100 is a wasteful number, since it uses less digits than its factorization.

225560234100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32689929 (or 32689922 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 225560234100 its reverse (1432065522), we get a palindrome (226992299622).

The spelling of 225560234100 in words is "two hundred twenty-five billion, five hundred sixty million, two hundred thirty-four thousand, one hundred".