2112320432113 has 2 divisors, whose sum is σ = 2112320432114. Its totient is φ = 2112320432112.

The previous prime is 2112320432083. The next prime is 2112320432161. The reversal of 2112320432113 is 3112340232112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1915710664464 + 196609767649 = 1384092^2 + 443407^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112320432113 - 2¹⁷ = 2112320301041 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112320472113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056160216056 + 1056160216057.

It is an arithmetic number, because the mean of its divisors is an integer number (1056160216057).

Almost surely, 2^{2112320432113} is an apocalyptic number.

It is an amenable number.

2112320432113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112320432113 is an equidigital number, since it uses as much as digits as its factorization.

2112320432113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 2112320432113 its reverse (3112340232112), we get a palindrome (5224660664225).

The spelling of 2112320432113 in words is "two trillion, one hundred twelve billion, three hundred twenty million, four hundred thirty-two thousand, one hundred thirteen".