113243320212401 has 2 divisors, whose sum is σ = 113243320212402. Its totient is φ = 113243320212400.

The previous prime is 113243320212371. The next prime is 113243320212403. The reversal of 113243320212401 is 104212023342311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113167022724001 + 76297488400 = 10637999^2 + 276220^2 .

It is a cyclic number.

It is not a de Polignac number, because 113243320212401 - 2²² = 113243316018097 is a prime.

Together with 113243320212403, 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 (113243320212403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56621660106200 + 56621660106201.

It is an arithmetic number, because the mean of its divisors is an integer number (56621660106201).

Almost surely, 2^{113243320212401} is an apocalyptic number.

It is an amenable number.

113243320212401 is a deficient number, since it is larger than the sum of its proper divisors (1).

113243320212401 is an equidigital number, since it uses as much as digits as its factorization.

113243320212401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 113243320212401 its reverse (104212023342311), we get a palindrome (217455343554712).

The spelling of 113243320212401 in words is "one hundred thirteen trillion, two hundred forty-three billion, three hundred twenty million, two hundred twelve thousand, four hundred one".