11321021332 has 24 divisors (see below), whose sum is σ = 21140201600. Its totient is φ = 5289126336.

The previous prime is 11321021321. The next prime is 11321021353. The reversal of 11321021332 is 23312012311.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1014732 + ... + 1025827.

Almost surely, 2^11321021332 is an apocalyptic number.

It is an amenable number.

11321021332 is a deficient number, since it is larger than the sum of its proper divisors (9819180268).

11321021332 is a wasteful number, since it uses less digits than its factorization.

11321021332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040655 (or 2040653 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11321021332 its reverse (23312012311), we get a palindrome (34633033643).

The spelling of 11321021332 in words is "eleven billion, three hundred twenty-one million, twenty-one thousand, three hundred thirty-two".