11334433021 has 16 divisors (see below), whose sum is σ = 11548557504. Its totient is φ = 11122902784.

The previous prime is 11334433013. The next prime is 11334433039. The reversal of 11334433021 is 12033443311.

It is not a de Polignac number, because 11334433021 - 2³ = 11334433013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11334433321) 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, 5052126 + ... + 5054368.

It is an arithmetic number, because the mean of its divisors is an integer number (721784844).

Almost surely, 2^11334433021 is an apocalyptic number.

It is an amenable number.

11334433021 is a deficient number, since it is larger than the sum of its proper divisors (214124483).

11334433021 is a wasteful number, since it uses less digits than its factorization.

11334433021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 11334433021 its reverse (12033443311), we get a palindrome (23367876332).

The spelling of 11334433021 in words is "eleven billion, three hundred thirty-four million, four hundred thirty-three thousand, twenty-one".