225841317601 has 2 divisors, whose sum is σ = 225841317602. Its totient is φ = 225841317600.

The previous prime is 225841317571. The next prime is 225841317619. The reversal of 225841317601 is 106713148522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225624050001 + 217267600 = 474999^2 + 14740^2 .

It is a cyclic number.

It is not a de Polignac number, because 225841317601 - 2⁹ = 225841317089 is a prime.

It is not a weakly prime, because it can be changed into another prime (225841317631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112920658800 + 112920658801.

It is an arithmetic number, because the mean of its divisors is an integer number (112920658801).

Almost surely, 2^225841317601 is an apocalyptic number.

It is an amenable number.

225841317601 is a deficient number, since it is larger than the sum of its proper divisors (1).

225841317601 is an equidigital number, since it uses as much as digits as its factorization.

225841317601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 225841317601 in words is "two hundred twenty-five billion, eight hundred forty-one million, three hundred seventeen thousand, six hundred one".