225730110077 has 2 divisors, whose sum is σ = 225730110078. Its totient is φ = 225730110076.

The previous prime is 225730109989. The next prime is 225730110121. The reversal of 225730110077 is 770011037522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 184207489636 + 41522620441 = 429194^2 + 203771^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225730110077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225730110377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112865055038 + 112865055039.

It is an arithmetic number, because the mean of its divisors is an integer number (112865055039).

Almost surely, 2^225730110077 is an apocalyptic number.

It is an amenable number.

225730110077 is a deficient number, since it is larger than the sum of its proper divisors (1).

225730110077 is an equidigital number, since it uses as much as digits as its factorization.

225730110077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20580, while the sum is 35.

Adding to 225730110077 its reverse (770011037522), we get a palindrome (995741147599).

The spelling of 225730110077 in words is "two hundred twenty-five billion, seven hundred thirty million, one hundred ten thousand, seventy-seven".