11123201317 has 2 divisors, whose sum is σ = 11123201318. Its totient is φ = 11123201316.

The previous prime is 11123201311. The next prime is 11123201321. The reversal of 11123201317 is 71310232111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5655190401 + 5468010916 = 75201^2 + 73946^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11123201317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11123201311) 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, 5561600658 + 5561600659.

It is an arithmetic number, because the mean of its divisors is an integer number (5561600659).

Almost surely, 2^11123201317 is an apocalyptic number.

It is an amenable number.

11123201317 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123201317 is an equidigital number, since it uses as much as digits as its factorization.

11123201317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 22.

Adding to 11123201317 its reverse (71310232111), we get a palindrome (82433433428).

The spelling of 11123201317 in words is "eleven billion, one hundred twenty-three million, two hundred one thousand, three hundred seventeen".