225603331033 has 4 divisors (see below), whose sum is σ = 227226376720. Its totient is φ = 223980285348.

The previous prime is 225603331021. The next prime is 225603331039. The reversal of 225603331033 is 330133306522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 225603331033 - 2⁵ = 225603331001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225603330986 and 225603331004.

It is not an unprimeable number, because it can be changed into a prime (225603331039) 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, 811522635 + ... + 811522912.

It is an arithmetic number, because the mean of its divisors is an integer number (56806594180).

Almost surely, 2^225603331033 is an apocalyptic number.

It is an amenable number.

225603331033 is a deficient number, since it is larger than the sum of its proper divisors (1623045687).

225603331033 is a wasteful number, since it uses less digits than its factorization.

225603331033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623045686.

The product of its (nonzero) digits is 29160, while the sum is 31.

Adding to 225603331033 its reverse (330133306522), we get a palindrome (555736637555).

The spelling of 225603331033 in words is "two hundred twenty-five billion, six hundred three million, three hundred thirty-one thousand, thirty-three".