21333322304322 has 24 divisors (see below), whose sum is σ = 49632627402576. Its totient is φ = 6095234944008.

The previous prime is 21333322304309. The next prime is 21333322304341. The reversal of 21333322304322 is 22340322333312.

It is a happy number.

It is a super-3 number, since 3×21333322304322³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 36281160088 + ... + 36281160675.

It is an arithmetic number, because the mean of its divisors is an integer number (2068026141774).

Almost surely, 2^{21333322304322} is an apocalyptic number.

21333322304322 is an abundant number, since it is smaller than the sum of its proper divisors (28299305098254).

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

21333322304322 is a wasteful number, since it uses less digits than its factorization.

21333322304322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72562320782 (or 72562320775 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 33.

Adding to 21333322304322 its reverse (22340322333312), we get a palindrome (43673644637634).

The spelling of 21333322304322 in words is "twenty-one trillion, three hundred thirty-three billion, three hundred twenty-two million, three hundred four thousand, three hundred twenty-two".