11133131023021 has 4 divisors (see below), whose sum is σ = 12723578312032. Its totient is φ = 9542683734012.

The previous prime is 11133131022989. The next prime is 11133131023031. The reversal of 11133131023021 is 12032013133111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11133131023021 - 2⁵ = 11133131022989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11133131022983 and 11133131023001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133131023031) 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 3 ways as a sum of consecutive naturals, for example, 795223644495 + ... + 795223644508.

It is an arithmetic number, because the mean of its divisors is an integer number (3180894578008).

Almost surely, 2^{11133131023021} is an apocalyptic number.

It is an amenable number.

11133131023021 is a deficient number, since it is larger than the sum of its proper divisors (1590447289011).

11133131023021 is an equidigital number, since it uses as much as digits as its factorization.

11133131023021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590447289010.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 11133131023021 its reverse (12032013133111), we get a palindrome (23165144156132).

The spelling of 11133131023021 in words is "eleven trillion, one hundred thirty-three billion, one hundred thirty-one million, twenty-three thousand, twenty-one".