11103211343117 has 2 divisors, whose sum is σ = 11103211343118. Its totient is φ = 11103211343116.

The previous prime is 11103211343039. The next prime is 11103211343149. The reversal of 11103211343117 is 71134311230111.

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., 10630377701476 + 472833641641 = 3260426^2 + 687629^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11103211343117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11103211343117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11103211343167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551605671558 + 5551605671559.

It is an arithmetic number, because the mean of its divisors is an integer number (5551605671559).

Almost surely, 2^{11103211343117} is an apocalyptic number.

It is an amenable number.

11103211343117 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103211343117 is an equidigital number, since it uses as much as digits as its factorization.

11103211343117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

Adding to 11103211343117 its reverse (71134311230111), we get a palindrome (82237522573228).

The spelling of 11103211343117 in words is "eleven trillion, one hundred three billion, two hundred eleven million, three hundred forty-three thousand, one hundred seventeen".