11020333121 has 16 divisors (see below), whose sum is σ = 12660311040. Its totient is φ = 9396835920.

The previous prime is 11020333097. The next prime is 11020333151. The reversal of 11020333121 is 12133302011.

It is a cyclic number.

It is not a de Polignac number, because 11020333121 - 2¹⁸ = 11020070977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11020333121.

It is not an unprimeable number, because it can be changed into a prime (11020333151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2983886 + ... + 2987576.

It is an arithmetic number, because the mean of its divisors is an integer number (791269440).

Almost surely, 2^11020333121 is an apocalyptic number.

It is an amenable number.

11020333121 is a deficient number, since it is larger than the sum of its proper divisors (1639977919).

11020333121 is a wasteful number, since it uses less digits than its factorization.

11020333121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5804.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11020333121 its reverse (12133302011), we get a palindrome (23153635132).

The spelling of 11020333121 in words is "eleven billion, twenty million, three hundred thirty-three thousand, one hundred twenty-one".