21333301333222 has 16 divisors (see below), whose sum is σ = 32082280743744. Its totient is φ = 10639217736000.

The previous prime is 21333301333151. The next prime is 21333301333237. The reversal of 21333301333222 is 22233310333312.

It is a congruent number.

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, 1784947 + ... + 6771457.

It is an arithmetic number, because the mean of its divisors is an integer number (2005142546484).

Almost surely, 2^{21333301333222} is an apocalyptic number.

21333301333222 is a deficient number, since it is larger than the sum of its proper divisors (10748979410522).

21333301333222 is a wasteful number, since it uses less digits than its factorization.

21333301333222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4992015.

The product of its (nonzero) digits is 34992, while the sum is 31.

Adding to 21333301333222 its reverse (22233310333312), we get a palindrome (43566611666534).

The spelling of 21333301333222 in words is "twenty-one trillion, three hundred thirty-three billion, three hundred one million, three hundred thirty-three thousand, two hundred twenty-two".