2243312240347 has 2 divisors, whose sum is σ = 2243312240348. Its totient is φ = 2243312240346.

The previous prime is 2243312240341. The next prime is 2243312240357. The reversal of 2243312240347 is 7430422133422.

2243312240347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2243312240347 - 2¹⁹ = 2243311716059 is a prime.

It is not a weakly prime, because it can be changed into another prime (2243312240341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121656120173 + 1121656120174.

It is an arithmetic number, because the mean of its divisors is an integer number (1121656120174).

Almost surely, 2^{2243312240347} is an apocalyptic number.

2243312240347 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243312240347 is an equidigital number, since it uses as much as digits as its factorization.

2243312240347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 37.

Adding to 2243312240347 its reverse (7430422133422), we get a palindrome (9673734373769).

The spelling of 2243312240347 in words is "two trillion, two hundred forty-three billion, three hundred twelve million, two hundred forty thousand, three hundred forty-seven".