225653101171 has 4 divisors (see below), whose sum is σ = 237529580200. Its totient is φ = 213776622144.

The previous prime is 225653101169. The next prime is 225653101181. The reversal of 225653101171 is 171101356522.

225653101171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225653101171 - 2¹ = 225653101169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225653101181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5938239486 + ... + 5938239523.

It is an arithmetic number, because the mean of its divisors is an integer number (59382395050).

Almost surely, 2^225653101171 is an apocalyptic number.

225653101171 is a deficient number, since it is larger than the sum of its proper divisors (11876479029).

225653101171 is a wasteful number, since it uses less digits than its factorization.

225653101171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11876479028.

The product of its (nonzero) digits is 12600, while the sum is 34.

Adding to 225653101171 its reverse (171101356522), we get a palindrome (396754457693).

The spelling of 225653101171 in words is "two hundred twenty-five billion, six hundred fifty-three million, one hundred one thousand, one hundred seventy-one".