21332122311 has 8 divisors (see below), whose sum is σ = 28489231600. Its totient is φ = 14198213952.

The previous prime is 21332122297. The next prime is 21332122313. The reversal of 21332122311 is 11322123312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21332122311 - 2⁶ = 21332122247 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 (21332122313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5798086 + ... + 5801763.

It is an arithmetic number, because the mean of its divisors is an integer number (3561153950).

Almost surely, 2^21332122311 is an apocalyptic number.

21332122311 is a deficient number, since it is larger than the sum of its proper divisors (7157109289).

21332122311 is a wasteful number, since it uses less digits than its factorization.

21332122311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11600465.

The product of its digits is 432, while the sum is 21.

Adding to 21332122311 its reverse (11322123312), we get a palindrome (32654245623).

The spelling of 21332122311 in words is "twenty-one billion, three hundred thirty-two million, one hundred twenty-two thousand, three hundred eleven".