222727230625 has 20 divisors (see below), whose sum is σ = 287298035200. Its totient is φ = 172433970000.

The previous prime is 222727230611. The next prime is 222727230641. The reversal of 222727230625 is 526032727222.

It is a happy number.

It is not a de Polignac number, because 222727230625 - 2¹⁵ = 222727197857 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5728425 + ... + 5767174.

It is an arithmetic number, because the mean of its divisors is an integer number (14364901760).

Almost surely, 2^222727230625 is an apocalyptic number.

222727230625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222727230625 is a deficient number, since it is larger than the sum of its proper divisors (64570804575).

222727230625 is an equidigital number, since it uses as much as digits as its factorization.

222727230625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11495650 (or 11495635 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 40.

Adding to 222727230625 its reverse (526032727222), we get a palindrome (748759957847).

The spelling of 222727230625 in words is "two hundred twenty-two billion, seven hundred twenty-seven million, two hundred thirty thousand, six hundred twenty-five".