225532053220 has 48 divisors (see below), whose sum is σ = 474689714688. Its totient is φ = 90008798720.

The previous prime is 225532053191. The next prime is 225532053233. The reversal of 225532053220 is 22350235522.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16752732 + ... + 16766188.

It is an arithmetic number, because the mean of its divisors is an integer number (9889369056).

Almost surely, 2^225532053220 is an apocalyptic number.

225532053220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225532053220 is an abundant number, since it is smaller than the sum of its proper divisors (249157661468).

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

225532053220 is a wasteful number, since it uses less digits than its factorization.

225532053220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15300 (or 15298 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

Adding to 225532053220 its reverse (22350235522), we get a palindrome (247882288742).

The spelling of 225532053220 in words is "two hundred twenty-five billion, five hundred thirty-two million, fifty-three thousand, two hundred twenty".