21333433314 has 16 divisors (see below), whose sum is σ = 45176682528. Its totient is φ = 6692841792.

The previous prime is 21333433313. The next prime is 21333433321. The reversal of 21333433314 is 41333433312.

It is not an unprimeable number, because it can be changed into a prime (21333433313) 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, 104575552 + ... + 104575755.

It is an arithmetic number, because the mean of its divisors is an integer number (2823542658).

Almost surely, 2^21333433314 is an apocalyptic number.

21333433314 is an abundant number, since it is smaller than the sum of its proper divisors (23843249214).

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

21333433314 is a wasteful number, since it uses less digits than its factorization.

21333433314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209151329.

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

Adding to 21333433314 its reverse (41333433312), we get a palindrome (62666866626).

The spelling of 21333433314 in words is "twenty-one billion, three hundred thirty-three million, four hundred thirty-three thousand, three hundred fourteen".