21332332220313 has 8 divisors (see below), whose sum is σ = 29679766567488. Its totient is φ = 13603226343344.

The previous prime is 21332332220293. The next prime is 21332332220317. The reversal of 21332332220313 is 31302223323312.

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 21332332220313 - 2²⁴ = 21332315443097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21332332220317) 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, 154582117470 + ... + 154582117607.

It is an arithmetic number, because the mean of its divisors is an integer number (3709970820936).

Almost surely, 2^{21332332220313} is an apocalyptic number.

21332332220313 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

21332332220313 is a deficient number, since it is larger than the sum of its proper divisors (8347434347175).

21332332220313 is a wasteful number, since it uses less digits than its factorization.

21332332220313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309164235103.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 21332332220313 its reverse (31302223323312), we get a palindrome (52634555543625).

The spelling of 21332332220313 in words is "twenty-one trillion, three hundred thirty-two billion, three hundred thirty-two million, two hundred twenty thousand, three hundred thirteen".