12232231031117 has 2 divisors, whose sum is σ = 12232231031118. Its totient is φ = 12232231031116.

The previous prime is 12232231031039. The next prime is 12232231031183. The reversal of 12232231031117 is 71113013223221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11736475629316 + 495755401801 = 3425854^2 + 704099^2 .

It is a cyclic number.

It is not a de Polignac number, because 12232231031117 - 2²⁸ = 12231962595661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12232231031117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12232231033117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116115515558 + 6116115515559.

It is an arithmetic number, because the mean of its divisors is an integer number (6116115515559).

Almost surely, 2^{12232231031117} is an apocalyptic number.

It is an amenable number.

12232231031117 is a deficient number, since it is larger than the sum of its proper divisors (1).

12232231031117 is an equidigital number, since it uses as much as digits as its factorization.

12232231031117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

Adding to 12232231031117 its reverse (71113013223221), we get a palindrome (83345244254338).

The spelling of 12232231031117 in words is "twelve trillion, two hundred thirty-two billion, two hundred thirty-one million, thirty-one thousand, one hundred seventeen".