12321032222231 has 2 divisors, whose sum is σ = 12321032222232. Its totient is φ = 12321032222230.

The previous prime is 12321032222221. The next prime is 12321032222327. The reversal of 12321032222231 is 13222223012321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12321032222231 - 2²² = 12321028027927 is a prime.

It is a super-2 number, since 2×12321032222231² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12321032222231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12321032222201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160516111115 + 6160516111116.

It is an arithmetic number, because the mean of its divisors is an integer number (6160516111116).

Almost surely, 2^{12321032222231} is an apocalyptic number.

12321032222231 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321032222231 is an equidigital number, since it uses as much as digits as its factorization.

12321032222231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 12321032222231 its reverse (13222223012321), we get a palindrome (25543255234552).

The spelling of 12321032222231 in words is "twelve trillion, three hundred twenty-one billion, thirty-two million, two hundred twenty-two thousand, two hundred thirty-one".