21333320333322 has 16 divisors (see below), whose sum is σ = 42741363336672. Its totient is φ = 7098652999440.

The previous prime is 21333320333261. The next prime is 21333320333333. The reversal of 21333320333322 is 22333302333312.

It is a super-2 number, since 2×21333320333322² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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, 3113440873 + ... + 3113447724.

It is an arithmetic number, because the mean of its divisors is an integer number (2671335208542).

Almost surely, 2^{21333320333322} is an apocalyptic number.

21333320333322 is an abundant number, since it is smaller than the sum of its proper divisors (21408043003350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21333320333322 is a wasteful number, since it uses less digits than its factorization.

21333320333322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6226889173.

The product of its (nonzero) digits is 104976, while the sum is 33.

Adding to 21333320333322 its reverse (22333302333312), we get a palindrome (43666622666634).

The spelling of 21333320333322 in words is "twenty-one trillion, three hundred thirty-three billion, three hundred twenty million, three hundred thirty-three thousand, three hundred twenty-two".