12320012322131 has 2 divisors, whose sum is σ = 12320012322132. Its totient is φ = 12320012322130.

The previous prime is 12320012322113. The next prime is 12320012322133. The reversal of 12320012322131 is 13122321002321.

Together with previous prime (12320012322113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12320012322131 - 2⁶ = 12320012322067 is a prime.

It is a super-2 number, since 2×12320012322131² (a number of 27 digits) contains 22 as substring.

Together with 12320012322133, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 12320012322097 and 12320012322106.

It is not a weakly prime, because it can be changed into another prime (12320012322133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160006161065 + 6160006161066.

It is an arithmetic number, because the mean of its divisors is an integer number (6160006161066).

Almost surely, 2^{12320012322131} is an apocalyptic number.

12320012322131 is a deficient number, since it is larger than the sum of its proper divisors (1).

12320012322131 is an equidigital number, since it uses as much as digits as its factorization.

12320012322131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12320012322131 its reverse (13122321002321), we get a palindrome (25442333324452).

The spelling of 12320012322131 in words is "twelve trillion, three hundred twenty billion, twelve million, three hundred twenty-two thousand, one hundred thirty-one".