225224241025 has 24 divisors (see below), whose sum is σ = 320606257664. Its totient is φ = 153746899200.

The previous prime is 225224241001. The next prime is 225224241029. The reversal of 225224241025 is 520142422522.

It is not a de Polignac number, because 225224241025 - 2¹³ = 225224232833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225224241029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2846616 + ... + 2924665.

Almost surely, 2^225224241025 is an apocalyptic number.

225224241025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

225224241025 is a deficient number, since it is larger than the sum of its proper divisors (95382016639).

225224241025 is a wasteful number, since it uses less digits than its factorization.

225224241025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5771521 (or 5771516 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 225224241025 its reverse (520142422522), we get a palindrome (745366663547).

The spelling of 225224241025 in words is "two hundred twenty-five billion, two hundred twenty-four million, two hundred forty-one thousand, twenty-five".