11334431433021 has 32 divisors (see below), whose sum is σ = 15390277221120. Its totient is φ = 7417927641600.

The previous prime is 11334431433007. The next prime is 11334431433043. The reversal of 11334431433021 is 12033413443311.

It is a de Polignac number, because none of the positive numbers 2^k-11334431433021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11334431433071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 395865376 + ... + 395894006.

It is an arithmetic number, because the mean of its divisors is an integer number (480946163160).

Almost surely, 2^{11334431433021} is an apocalyptic number.

It is an amenable number.

11334431433021 is a deficient number, since it is larger than the sum of its proper divisors (4055845788099).

11334431433021 is a wasteful number, since it uses less digits than its factorization.

11334431433021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32837.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 11334431433021 its reverse (12033413443311), we get a palindrome (23367844876332).

The spelling of 11334431433021 in words is "eleven trillion, three hundred thirty-four billion, four hundred thirty-one million, four hundred thirty-three thousand, twenty-one".