225434321300 has 72 divisors (see below), whose sum is σ = 498410495520. Its totient is φ = 88480252800.

The previous prime is 225434321291. The next prime is 225434321309. The reversal of 225434321300 is 3123434522.

It is a happy number.

225434321300 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (225434321291) and next prime (225434321309).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225434321309) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3156587 + ... + 3227213.

Almost surely, 2^225434321300 is an apocalyptic number.

225434321300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225434321300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249205247760).

225434321300 is an abundant number, since it is smaller than the sum of its proper divisors (272976174220).

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

225434321300 is a wasteful number, since it uses less digits than its factorization.

225434321300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71241 (or 71234 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 225434321300 its reverse (3123434522), we get a palindrome (228557755822).

The spelling of 225434321300 in words is "two hundred twenty-five billion, four hundred thirty-four million, three hundred twenty-one thousand, three hundred".