112120132331321 has 2 divisors, whose sum is σ = 112120132331322. Its totient is φ = 112120132331320.

The previous prime is 112120132331309. The next prime is 112120132331323. The reversal of 112120132331321 is 123133231021211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104571178260025 + 7548954071296 = 10226005^2 + 2747536^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112120132331321 is a prime.

Together with 112120132331323, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112120132331323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060066165660 + 56060066165661.

It is an arithmetic number, because the mean of its divisors is an integer number (56060066165661).

Almost surely, 2^{112120132331321} is an apocalyptic number.

It is an amenable number.

112120132331321 is a deficient number, since it is larger than the sum of its proper divisors (1).

112120132331321 is an equidigital number, since it uses as much as digits as its factorization.

112120132331321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 112120132331321 its reverse (123133231021211), we get a palindrome (235253363352532).

The spelling of 112120132331321 in words is "one hundred twelve trillion, one hundred twenty billion, one hundred thirty-two million, three hundred thirty-one thousand, three hundred twenty-one".