103111003243 has 2 divisors, whose sum is σ = 103111003244. Its totient is φ = 103111003242.

The previous prime is 103111003207. The next prime is 103111003321. The reversal of 103111003243 is 342300111301.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103111003243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103111003243.

It is not a weakly prime, because it can be changed into another prime (103111003343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51555501621 + 51555501622.

It is an arithmetic number, because the mean of its divisors is an integer number (51555501622).

Almost surely, 2^103111003243 is an apocalyptic number.

103111003243 is a deficient number, since it is larger than the sum of its proper divisors (1).

103111003243 is an equidigital number, since it uses as much as digits as its factorization.

103111003243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 103111003243 its reverse (342300111301), we get a palindrome (445411114544).

The spelling of 103111003243 in words is "one hundred three billion, one hundred eleven million, three thousand, two hundred forty-three".