21323303113333 has 8 divisors (see below), whose sum is σ = 22965674393088. Its totient is φ = 19681234289904.

The previous prime is 21323303113223. The next prime is 21323303113367. The reversal of 21323303113333 is 33331130332312.

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-21323303113333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21323303113295 and 21323303113304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21323303113393) 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, 75467641 + ... + 75749662.

It is an arithmetic number, because the mean of its divisors is an integer number (2870709299136).

Almost surely, 2^{21323303113333} is an apocalyptic number.

It is an amenable number.

21323303113333 is a deficient number, since it is larger than the sum of its proper divisors (1642371279755).

21323303113333 is a wasteful number, since it uses less digits than its factorization.

21323303113333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151228163.

The product of its (nonzero) digits is 26244, while the sum is 31.

Adding to 21323303113333 its reverse (33331130332312), we get a palindrome (54654433445645).

The spelling of 21323303113333 in words is "twenty-one trillion, three hundred twenty-three billion, three hundred three million, one hundred thirteen thousand, three hundred thirty-three".