225303715811 has 2 divisors, whose sum is σ = 225303715812. Its totient is φ = 225303715810.

The previous prime is 225303715727. The next prime is 225303715843. The reversal of 225303715811 is 118517303522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225303715811 - 2¹⁰ = 225303714787 is a prime.

It is not a weakly prime, because it can be changed into another prime (225303715711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112651857905 + 112651857906.

It is an arithmetic number, because the mean of its divisors is an integer number (112651857906).

Almost surely, 2^225303715811 is an apocalyptic number.

225303715811 is a deficient number, since it is larger than the sum of its proper divisors (1).

225303715811 is an equidigital number, since it uses as much as digits as its factorization.

225303715811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 38.

The spelling of 225303715811 in words is "two hundred twenty-five billion, three hundred three million, seven hundred fifteen thousand, eight hundred eleven".