11313030121 has 2 divisors, whose sum is σ = 11313030122. Its totient is φ = 11313030120.

The previous prime is 11313030119. The next prime is 11313030133. The reversal of 11313030121 is 12103031311.

11313030121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7970918400 + 3342111721 = 89280^2 + 57811^2 .

It is a cyclic number.

It is not a de Polignac number, because 11313030121 - 2¹ = 11313030119 is a prime.

Together with 11313030119, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11313030095 and 11313030104.

It is not a weakly prime, because it can be changed into another prime (11313030161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656515060 + 5656515061.

It is an arithmetic number, because the mean of its divisors is an integer number (5656515061).

Almost surely, 2^11313030121 is an apocalyptic number.

It is an amenable number.

11313030121 is a deficient number, since it is larger than the sum of its proper divisors (1).

11313030121 is an equidigital number, since it uses as much as digits as its factorization.

11313030121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 11313030121 its reverse (12103031311), we get a palindrome (23416061432).

The spelling of 11313030121 in words is "eleven billion, three hundred thirteen million, thirty thousand, one hundred twenty-one".