11130121013 has 16 divisors (see below), whose sum is σ = 12285043200. Its totient is φ = 9999748080.

The previous prime is 11130120959. The next prime is 11130121019. The reversal of 11130121013 is 31012103111.

It is a happy number.

11130121013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11130121013 - 2²⁴ = 11113343797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130121019) 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 in 15 ways as a sum of consecutive naturals, for example, 303608 + ... + 338286.

It is an arithmetic number, because the mean of its divisors is an integer number (767815200).

Almost surely, 2^11130121013 is an apocalyptic number.

It is an amenable number.

11130121013 is a deficient number, since it is larger than the sum of its proper divisors (1154922187).

11130121013 is a wasteful number, since it uses less digits than its factorization.

11130121013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35032.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11130121013 its reverse (31012103111), we get a palindrome (42142224124).

The spelling of 11130121013 in words is "eleven billion, one hundred thirty million, one hundred twenty-one thousand, thirteen".