11021113013 has 4 divisors (see below), whose sum is σ = 11039512800. Its totient is φ = 11002713228.

The previous prime is 11021112983. The next prime is 11021113043. The reversal of 11021113013 is 31031112011.

It is a happy number.

11021113013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31031112011 = 37 ⋅838678703.

It is an interprime number because it is at equal distance from previous prime (11021112983) and next prime (11021113043).

It is a cyclic number.

It is not a de Polignac number, because 11021113013 - 2²⁰ = 11020064437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021113043) 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 3 ways as a sum of consecutive naturals, for example, 9198995 + ... + 9200192.

It is an arithmetic number, because the mean of its divisors is an integer number (2759878200).

Almost surely, 2^11021113013 is an apocalyptic number.

It is an amenable number.

11021113013 is a deficient number, since it is larger than the sum of its proper divisors (18399787).

11021113013 is an equidigital number, since it uses as much as digits as its factorization.

11021113013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18399786.

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

Adding to 11021113013 its reverse (31031112011), we get a palindrome (42052225024).

The spelling of 11021113013 in words is "eleven billion, twenty-one million, one hundred thirteen thousand, thirteen".