225123022519 has 2 divisors, whose sum is σ = 225123022520. Its totient is φ = 225123022518.

The previous prime is 225123022513. The next prime is 225123022601. The reversal of 225123022519 is 915220321522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225123022519 - 2³ = 225123022511 is a prime.

It is a super-2 number, since 2×225123022519² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225123022511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112561511259 + 112561511260.

It is an arithmetic number, because the mean of its divisors is an integer number (112561511260).

Almost surely, 2^225123022519 is an apocalyptic number.

225123022519 is a deficient number, since it is larger than the sum of its proper divisors (1).

225123022519 is an equidigital number, since it uses as much as digits as its factorization.

225123022519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 225123022519 in words is "two hundred twenty-five billion, one hundred twenty-three million, twenty-two thousand, five hundred nineteen".