21333221032322 has 16 divisors (see below), whose sum is σ = 32013035298240. Its totient is φ = 10662209983728.

The previous prime is 21333221032303. The next prime is 21333221032381. The reversal of 21333221032322 is 22323012233312.

It is a super-2 number, since 2×21333221032322² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61462808 + ... + 61808924.

It is an arithmetic number, because the mean of its divisors is an integer number (2000814706140).

Almost surely, 2^{21333221032322} is an apocalyptic number.

21333221032322 is a deficient number, since it is larger than the sum of its proper divisors (10679814265918).

21333221032322 is a wasteful number, since it uses less digits than its factorization.

21333221032322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358745.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 21333221032322 its reverse (22323012233312), we get a palindrome (43656233265634).

The spelling of 21333221032322 in words is "twenty-one trillion, three hundred thirty-three billion, two hundred twenty-one million, thirty-two thousand, three hundred twenty-two".