11113031041243 has 2 divisors, whose sum is σ = 11113031041244. Its totient is φ = 11113031041242.

The previous prime is 11113031041199. The next prime is 11113031041247. The reversal of 11113031041243 is 34214013031111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11113031041243 - 2²¹ = 11113028944091 is a prime.

It is not a weakly prime, because it can be changed into another prime (11113031041247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556515520621 + 5556515520622.

It is an arithmetic number, because the mean of its divisors is an integer number (5556515520622).

Almost surely, 2^{11113031041243} is an apocalyptic number.

11113031041243 is a deficient number, since it is larger than the sum of its proper divisors (1).

11113031041243 is an equidigital number, since it uses as much as digits as its factorization.

11113031041243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 11113031041243 its reverse (34214013031111), we get a palindrome (45327044072354).

The spelling of 11113031041243 in words is "eleven trillion, one hundred thirteen billion, thirty-one million, forty-one thousand, two hundred forty-three".