21331210022322 has 32 divisors (see below), whose sum is σ = 44536195827072. Its totient is φ = 6798369709824.

The previous prime is 21331210022293. The next prime is 21331210022333. The reversal of 21331210022322 is 22322001213312.

It is a junction number, because it is equal to n+sod(n) for n = 21331210022292 and 21331210022301.

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 15 ways as a sum of consecutive naturals, for example, 32465143 + ... + 33115674.

It is an arithmetic number, because the mean of its divisors is an integer number (1391756119596).

Almost surely, 2^{21331210022322} is an apocalyptic number.

21331210022322 is an abundant number, since it is smaller than the sum of its proper divisors (23204985804750).

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

21331210022322 is a wasteful number, since it uses less digits than its factorization.

21331210022322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65583202.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 21331210022322 its reverse (22322001213312), we get a palindrome (43653211235634).

The spelling of 21331210022322 in words is "twenty-one trillion, three hundred thirty-one billion, two hundred ten million, twenty-two thousand, three hundred twenty-two".