21332110230311 has 8 divisors (see below), whose sum is σ = 21880822286400. Its totient is φ = 20784751349760.

The previous prime is 21332110230253. The next prime is 21332110230313. The reversal of 21332110230311 is 11303201123312.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21332110230311 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 (21332110230313) 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, 338261951 + ... + 338325008.

It is an arithmetic number, because the mean of its divisors is an integer number (2735102785800).

Almost surely, 2^{21332110230311} is an apocalyptic number.

21332110230311 is a deficient number, since it is larger than the sum of its proper divisors (548712056089).

21332110230311 is an equidigital number, since it uses as much as digits as its factorization.

21332110230311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676587769.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 21332110230311 its reverse (11303201123312), we get a palindrome (32635311353623).

The spelling of 21332110230311 in words is "twenty-one trillion, three hundred thirty-two billion, one hundred ten million, two hundred thirty thousand, three hundred eleven".