23312231303117 has 2 divisors, whose sum is σ = 23312231303118. Its totient is φ = 23312231303116.

The previous prime is 23312231303051. The next prime is 23312231303143. The reversal of 23312231303117 is 71130313221332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14734397008681 + 8577834294436 = 3838541^2 + 2928794^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23312231303117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23312231333117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656115651558 + 11656115651559.

It is an arithmetic number, because the mean of its divisors is an integer number (11656115651559).

Almost surely, 2^{23312231303117} is an apocalyptic number.

It is an amenable number.

23312231303117 is a deficient number, since it is larger than the sum of its proper divisors (1).

23312231303117 is an equidigital number, since it uses as much as digits as its factorization.

23312231303117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 32.

Adding to 23312231303117 its reverse (71130313221332), we get a palindrome (94442544524449).

The spelling of 23312231303117 in words is "twenty-three trillion, three hundred twelve billion, two hundred thirty-one million, three hundred three thousand, one hundred seventeen".