11023020333121 has 4 divisors (see below), whose sum is σ = 11023420601044. Its totient is φ = 11022620065200.

The previous prime is 11023020333103. The next prime is 11023020333179. The reversal of 11023020333121 is 12133302032011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7211587993600 + 3811432339521 = 2685440^2 + 1952289^2 .

It is a cyclic number.

It is not a de Polignac number, because 11023020333121 - 2⁵ = 11023020333089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11023020333092 and 11023020333101.

It is not an unprimeable number, because it can be changed into a prime (11023020330121) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 200092650 + ... + 200147731.

It is an arithmetic number, because the mean of its divisors is an integer number (2755855150261).

Almost surely, 2^{11023020333121} is an apocalyptic number.

It is an amenable number.

11023020333121 is a deficient number, since it is larger than the sum of its proper divisors (400267923).

11023020333121 is an equidigital number, since it uses as much as digits as its factorization.

11023020333121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400267922.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 11023020333121 its reverse (12133302032011), we get a palindrome (23156322365132).

The spelling of 11023020333121 in words is "eleven trillion, twenty-three billion, twenty million, three hundred thirty-three thousand, one hundred twenty-one".