225153522223 has 4 divisors (see below), whose sum is σ = 257318311120. Its totient is φ = 192988733328.

The previous prime is 225153522203. The next prime is 225153522233. The reversal of 225153522223 is 322225351522.

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 225153522223 - 2²¹ = 225151425071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225153522203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16082394438 + ... + 16082394451.

It is an arithmetic number, because the mean of its divisors is an integer number (64329577780).

Almost surely, 2^225153522223 is an apocalyptic number.

225153522223 is a deficient number, since it is larger than the sum of its proper divisors (32164788897).

225153522223 is an equidigital number, since it uses as much as digits as its factorization.

225153522223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32164788896.

The product of its digits is 72000, while the sum is 34.

Adding to 225153522223 its reverse (322225351522), we get a palindrome (547378873745).

The spelling of 225153522223 in words is "two hundred twenty-five billion, one hundred fifty-three million, five hundred twenty-two thousand, two hundred twenty-three".