11021241013 has 4 divisors (see below), whose sum is σ = 11022229440. Its totient is φ = 11020252588.

The previous prime is 11021240953. The next prime is 11021241019. The reversal of 11021241013 is 31014212011.

11021241013 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: 31014212011 = 3767 ⋅8233133.

It is a cyclic number.

It is not a de Polignac number, because 11021241013 - 2²⁵ = 10987686581 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 (11021241019) 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, 477295 + ... + 499852.

It is an arithmetic number, because the mean of its divisors is an integer number (2755557360).

Almost surely, 2^11021241013 is an apocalyptic number.

It is an amenable number.

11021241013 is a deficient number, since it is larger than the sum of its proper divisors (988427).

11021241013 is an equidigital number, since it uses as much as digits as its factorization.

11021241013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988426.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11021241013 its reverse (31014212011), we get a palindrome (42035453024).

The spelling of 11021241013 in words is "eleven billion, twenty-one million, two hundred forty-one thousand, thirteen".