21311330102333 has 8 divisors (see below), whose sum is σ = 21422494435200. Its totient is φ = 21200206492080.

The previous prime is 21311330102317. The next prime is 21311330102339. The reversal of 21311330102333 is 33320103311312.

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 21311330102333 - 2⁴ = 21311330102317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21311330102339) 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, 9130985 + ... + 11224862.

It is an arithmetic number, because the mean of its divisors is an integer number (2677811804400).

Almost surely, 2^{21311330102333} is an apocalyptic number.

It is an amenable number.

21311330102333 is a deficient number, since it is larger than the sum of its proper divisors (111164332867).

21311330102333 is a wasteful number, since it uses less digits than its factorization.

21311330102333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20361307.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 21311330102333 its reverse (33320103311312), we get a palindrome (54631433413645).

The spelling of 21311330102333 in words is "twenty-one trillion, three hundred eleven billion, three hundred thirty million, one hundred two thousand, three hundred thirty-three".