11121200317 has 2 divisors, whose sum is σ = 11121200318. Its totient is φ = 11121200316.

The previous prime is 11121200309. The next prime is 11121200333. The reversal of 11121200317 is 71300212111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9760254436 + 1360945881 = 98794^2 + 36891^2 .

It is a cyclic number.

It is not a de Polignac number, because 11121200317 - 2³ = 11121200309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11121200294 and 11121200303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11121200417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560600158 + 5560600159.

It is an arithmetic number, because the mean of its divisors is an integer number (5560600159).

Almost surely, 2^11121200317 is an apocalyptic number.

It is an amenable number.

11121200317 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121200317 is an equidigital number, since it uses as much as digits as its factorization.

11121200317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 19.

Adding to 11121200317 its reverse (71300212111), we get a palindrome (82421412428).

The spelling of 11121200317 in words is "eleven billion, one hundred twenty-one million, two hundred thousand, three hundred seventeen".