11043033020 has 24 divisors (see below), whose sum is σ = 23236494624. Its totient is φ = 4408427456.

The previous prime is 11043033011. The next prime is 11043033037. The reversal of 11043033020 is 2033034011.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11043033020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538799 + ... + 558918.

It is an arithmetic number, because the mean of its divisors is an integer number (968187276).

Almost surely, 2^11043033020 is an apocalyptic number.

11043033020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11043033020 is an abundant number, since it is smaller than the sum of its proper divisors (12193461604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11043033020 is a wasteful number, since it uses less digits than its factorization.

11043033020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098229 (or 1098227 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 11043033020 its reverse (2033034011), we get a palindrome (13076067031).

Subtracting from 11043033020 its reverse (2033034011), we obtain a palindrome (9009999009).

The spelling of 11043033020 in words is "eleven billion, forty-three million, thirty-three thousand, twenty".