21232010320111 has 8 divisors (see below), whose sum is σ = 21367500358320. Its totient is φ = 21096523501248.

The previous prime is 21232010320099. The next prime is 21232010320151. The reversal of 21232010320111 is 11102301023212.

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 21232010320111 - 2³⁵ = 21197650581743 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 (21232010320151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13202820 + ... + 14723398.

It is an arithmetic number, because the mean of its divisors is an integer number (2670937544790).

Almost surely, 2^{21232010320111} is an apocalyptic number.

21232010320111 is a deficient number, since it is larger than the sum of its proper divisors (135490038209).

21232010320111 is a wasteful number, since it uses less digits than its factorization.

21232010320111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609673.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 21232010320111 its reverse (11102301023212), we get a palindrome (32334311343323).

The spelling of 21232010320111 in words is "twenty-one trillion, two hundred thirty-two billion, ten million, three hundred twenty thousand, one hundred eleven".