11020232133 has 24 divisors (see below), whose sum is σ = 16859583000. Its totient is φ = 6912559104.

The previous prime is 11020232101. The next prime is 11020232141. The reversal of 11020232133 is 33123202011.

11020232133 is a `hidden beast` number, since 110 + 202 + 321 + 33 = 666.

11020232133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 4833308484 + 6186923649 = 69522^2 + 78657^2 .

It is not a de Polignac number, because 11020232133 - 2⁵ = 11020232101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020232173) 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 23 ways as a sum of consecutive naturals, for example, 610603 + ... + 628391.

It is an arithmetic number, because the mean of its divisors is an integer number (702482625).

Almost surely, 2^11020232133 is an apocalyptic number.

It is an amenable number.

11020232133 is a deficient number, since it is larger than the sum of its proper divisors (5839350867).

11020232133 is a wasteful number, since it uses less digits than its factorization.

11020232133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21861 (or 21858 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11020232133 its reverse (33123202011), we get a palindrome (44143434144).

The spelling of 11020232133 in words is "eleven billion, twenty million, two hundred thirty-two thousand, one hundred thirty-three".