21323133223310 has 8 divisors (see below), whose sum is σ = 38381639801976. Its totient is φ = 8529253289320.

The previous prime is 21323133223303. The next prime is 21323133223319. The reversal of 21323133223310 is 1332233132312.

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

It is a super-3 number, since 3×21323133223310³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21323133223319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066156661156 + ... + 1066156661175.

It is an arithmetic number, because the mean of its divisors is an integer number (4797704975247).

Almost surely, 2^{21323133223310} is an apocalyptic number.

21323133223310 is a deficient number, since it is larger than the sum of its proper divisors (17058506578666).

21323133223310 is a wasteful number, since it uses less digits than its factorization.

21323133223310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2132313322338.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 21323133223310 its reverse (1332233132312), we get a palindrome (22655366355622).

The spelling of 21323133223310 in words is "twenty-one trillion, three hundred twenty-three billion, one hundred thirty-three million, two hundred twenty-three thousand, three hundred ten".