112123140523213 has 2 divisors, whose sum is σ = 112123140523214. Its totient is φ = 112123140523212.

The previous prime is 112123140523193. The next prime is 112123140523241. The reversal of 112123140523213 is 312325041321211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104085252119524 + 8037888403689 = 10202218^2 + 2835117^2 .

It is a cyclic number.

It is not a de Polignac number, because 112123140523213 - 2⁵ = 112123140523181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112123140533213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56061570261606 + 56061570261607.

It is an arithmetic number, because the mean of its divisors is an integer number (56061570261607).

Almost surely, 2^{112123140523213} is an apocalyptic number.

It is an amenable number.

112123140523213 is a deficient number, since it is larger than the sum of its proper divisors (1).

112123140523213 is an equidigital number, since it uses as much as digits as its factorization.

112123140523213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 112123140523213 its reverse (312325041321211), we get a palindrome (424448181844424).

The spelling of 112123140523213 in words is "one hundred twelve trillion, one hundred twenty-three billion, one hundred forty million, five hundred twenty-three thousand, two hundred thirteen".