225133132242 has 48 divisors (see below), whose sum is σ = 499106728512. Its totient is φ = 67559120640.

The previous prime is 225133132241. The next prime is 225133132243. The reversal of 225133132242 is 242231331522.

It is an interprime number because it is at equal distance from previous prime (225133132241) and next prime (225133132243).

It is not an unprimeable number, because it can be changed into a prime (225133132241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2782609 + ... + 2862372.

It is an arithmetic number, because the mean of its divisors is an integer number (10398056844).

Almost surely, 2^225133132242 is an apocalyptic number.

225133132242 is an abundant number, since it is smaller than the sum of its proper divisors (273973596270).

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

225133132242 is a wasteful number, since it uses less digits than its factorization.

225133132242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5645043 (or 5645026 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

Adding to 225133132242 its reverse (242231331522), we get a palindrome (467364463764).

The spelling of 225133132242 in words is "two hundred twenty-five billion, one hundred thirty-three million, one hundred thirty-two thousand, two hundred forty-two".