11031334121 has 2 divisors, whose sum is σ = 11031334122. Its totient is φ = 11031334120.

The previous prime is 11031334109. The next prime is 11031334151. The reversal of 11031334121 is 12143313011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9445701721 + 1585632400 = 97189^2 + 39820^2 .

It is a cyclic number.

It is not a de Polignac number, because 11031334121 - 2¹⁸ = 11031071977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11031334093 and 11031334102.

It is not a weakly prime, because it can be changed into another prime (11031334151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515667060 + 5515667061.

It is an arithmetic number, because the mean of its divisors is an integer number (5515667061).

Almost surely, 2^11031334121 is an apocalyptic number.

It is an amenable number.

11031334121 is a deficient number, since it is larger than the sum of its proper divisors (1).

11031334121 is an equidigital number, since it uses as much as digits as its factorization.

11031334121 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 20.

Adding to 11031334121 its reverse (12143313011), we get a palindrome (23174647132).

The spelling of 11031334121 in words is "eleven billion, thirty-one million, three hundred thirty-four thousand, one hundred twenty-one".