225054520718123 has 2 divisors, whose sum is σ = 225054520718124. Its totient is φ = 225054520718122.

The previous prime is 225054520718113. The next prime is 225054520718143. The reversal of 225054520718123 is 321817025450522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225054520718123 - 2²² = 225054516523819 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (225054520718113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112527260359061 + 112527260359062.

It is an arithmetic number, because the mean of its divisors is an integer number (112527260359062).

Almost surely, 2^{225054520718123} is an apocalyptic number.

225054520718123 is a deficient number, since it is larger than the sum of its proper divisors (1).

225054520718123 is an equidigital number, since it uses as much as digits as its factorization.

225054520718123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344000, while the sum is 47.

The spelling of 225054520718123 in words is "two hundred twenty-five trillion, fifty-four billion, five hundred twenty million, seven hundred eighteen thousand, one hundred twenty-three".