225612210422 has 8 divisors (see below), whose sum is σ = 338605189272. Its totient is φ = 112743814000.

The previous prime is 225612210403. The next prime is 225612210451. The reversal of 225612210422 is 224012216522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 31141079 + ... + 31148322.

It is an arithmetic number, because the mean of its divisors is an integer number (42325648659).

Almost surely, 2^225612210422 is an apocalyptic number.

225612210422 is a deficient number, since it is larger than the sum of its proper divisors (112992978850).

225612210422 is a wasteful number, since it uses less digits than its factorization.

225612210422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62291214.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 225612210422 its reverse (224012216522), we get a palindrome (449624426944).

The spelling of 225612210422 in words is "two hundred twenty-five billion, six hundred twelve million, two hundred ten thousand, four hundred twenty-two".