230642510117 has 2 divisors, whose sum is σ = 230642510118. Its totient is φ = 230642510116.

The previous prime is 230642510099. The next prime is 230642510123. The reversal of 230642510117 is 711015246032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140335648996 + 90306861121 = 374614^2 + 300511^2 .

It is a cyclic number.

It is not a de Polignac number, because 230642510117 - 2¹⁸ = 230642247973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230642510317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115321255058 + 115321255059.

It is an arithmetic number, because the mean of its divisors is an integer number (115321255059).

Almost surely, 2^230642510117 is an apocalyptic number.

It is an amenable number.

230642510117 is a deficient number, since it is larger than the sum of its proper divisors (1).

230642510117 is an equidigital number, since it uses as much as digits as its factorization.

230642510117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

Adding to 230642510117 its reverse (711015246032), we get a palindrome (941657756149).

The spelling of 230642510117 in words is "two hundred thirty billion, six hundred forty-two million, five hundred ten thousand, one hundred seventeen".