225523044011 has 4 divisors (see below), whose sum is σ = 225537471000. Its totient is φ = 225508617024.

The previous prime is 225523043957. The next prime is 225523044013. The reversal of 225523044011 is 110440325522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110440325522 = 2 ⋅55220162761.

It is a cyclic number.

It is not a de Polignac number, because 225523044011 - 2⁶ = 225523043947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225523044013) 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 3 ways as a sum of consecutive naturals, for example, 7190021 + ... + 7221318.

It is an arithmetic number, because the mean of its divisors is an integer number (56384367750).

Almost surely, 2^225523044011 is an apocalyptic number.

225523044011 is a deficient number, since it is larger than the sum of its proper divisors (14426989).

225523044011 is a wasteful number, since it uses less digits than its factorization.

225523044011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14426988.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 225523044011 its reverse (110440325522), we get a palindrome (335963369533).

The spelling of 225523044011 in words is "two hundred twenty-five billion, five hundred twenty-three million, forty-four thousand, eleven".