21332210011 has 8 divisors (see below), whose sum is σ = 25813766880. Its totient is φ = 17209177728.

The previous prime is 21332209991. The next prime is 21332210047. The reversal of 21332210011 is 11001223312.

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

It is a cyclic number.

It is not a de Polignac number, because 21332210011 - 2⁷ = 21332209883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21332210111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89631016 + ... + 89631253.

It is an arithmetic number, because the mean of its divisors is an integer number (3226720860).

Almost surely, 2^21332210011 is an apocalyptic number.

21332210011 is a deficient number, since it is larger than the sum of its proper divisors (4481556869).

21332210011 is a wasteful number, since it uses less digits than its factorization.

21332210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179262293.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 21332210011 its reverse (11001223312), we get a palindrome (32333433323).

The spelling of 21332210011 in words is "twenty-one billion, three hundred thirty-two million, two hundred ten thousand, eleven".