225611552200 has 48 divisors (see below), whose sum is σ = 532375948080. Its totient is φ = 88897680960.

The previous prime is 225611552197. The next prime is 225611552219. The reversal of 225611552200 is 2255116522.

It is a happy 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, 8404942 + ... + 8431741.

It is an arithmetic number, because the mean of its divisors is an integer number (11091165585).

Almost surely, 2^225611552200 is an apocalyptic number.

225611552200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225611552200 is an abundant number, since it is smaller than the sum of its proper divisors (306764395880).

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

225611552200 is a wasteful number, since it uses less digits than its factorization.

225611552200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16836766 (or 16836757 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 225611552200 its reverse (2255116522), we get a palindrome (227866668722).

The spelling of 225611552200 in words is "two hundred twenty-five billion, six hundred eleven million, five hundred fifty-two thousand, two hundred".