225311104303 has 4 divisors (see below), whose sum is σ = 225759039408. Its totient is φ = 224863169200.

The previous prime is 225311104261. The next prime is 225311104339. The reversal of 225311104303 is 303401113522.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225311104303 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 (225311104373) 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, 223966798 + ... + 223967803.

It is an arithmetic number, because the mean of its divisors is an integer number (56439759852).

Almost surely, 2^225311104303 is an apocalyptic number.

225311104303 is a deficient number, since it is larger than the sum of its proper divisors (447935105).

225311104303 is an equidigital number, since it uses as much as digits as its factorization.

225311104303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447935104.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 225311104303 its reverse (303401113522), we get a palindrome (528712217825).

The spelling of 225311104303 in words is "two hundred twenty-five billion, three hundred eleven million, one hundred four thousand, three hundred three".