11015053021 has 16 divisors (see below), whose sum is σ = 13080813568. Its totient is φ = 9076374000.

The previous prime is 11015053019. The next prime is 11015053051. The reversal of 11015053021 is 12035051011.

11015053021 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 11015053021 - 2¹ = 11015053019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11015053021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11015053051) 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, 135315 + ... + 200848.

It is an arithmetic number, because the mean of its divisors is an integer number (817550848).

Almost surely, 2^11015053021 is an apocalyptic number.

It is an amenable number.

11015053021 is a deficient number, since it is larger than the sum of its proper divisors (2065760547).

11015053021 is a wasteful number, since it uses less digits than its factorization.

11015053021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336352.

The product of its (nonzero) digits is 150, while the sum is 19.

The spelling of 11015053021 in words is "eleven billion, fifteen million, fifty-three thousand, twenty-one".