225919259219 has 2 divisors, whose sum is σ = 225919259220. Its totient is φ = 225919259218.

The previous prime is 225919259197. The next prime is 225919259231. The reversal of 225919259219 is 912952919522.

It is a happy number.

225919259219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225919259219 - 2¹² = 225919255123 is a prime.

It is a super-2 number, since 2×225919259219² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (225913259219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112959629609 + 112959629610.

It is an arithmetic number, because the mean of its divisors is an integer number (112959629610).

Almost surely, 2^225919259219 is an apocalyptic number.

225919259219 is a deficient number, since it is larger than the sum of its proper divisors (1).

225919259219 is an equidigital number, since it uses as much as digits as its factorization.

225919259219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2624400, while the sum is 56.

The spelling of 225919259219 in words is "two hundred twenty-five billion, nine hundred nineteen million, two hundred fifty-nine thousand, two hundred nineteen".