11013130121 has 8 divisors (see below), whose sum is σ = 12613979520. Its totient is φ = 9419167008.

The previous prime is 11013130081. The next prime is 11013130199. The reversal of 11013130121 is 12103131011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11013130121 - 2⁶ = 11013130057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11013130096 and 11013130105.

It is not an unprimeable number, because it can be changed into a prime (11013130021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1718141 + ... + 1724538.

It is an arithmetic number, because the mean of its divisors is an integer number (1576747440).

Almost surely, 2^11013130121 is an apocalyptic number.

It is an amenable number.

11013130121 is a deficient number, since it is larger than the sum of its proper divisors (1600849399).

11013130121 is an equidigital number, since it uses as much as digits as its factorization.

11013130121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443143.

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

Adding to 11013130121 its reverse (12103131011), we get a palindrome (23116261132).

The spelling of 11013130121 in words is "eleven billion, thirteen million, one hundred thirty thousand, one hundred twenty-one".