4022321021312 has 64 divisors (see below), whose sum is σ = 8745863112000. Its totient is φ = 1827455347200.

The previous prime is 4022321021297. The next prime is 4022321021347. The reversal of 4022321021312 is 2131201232204.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2274887 + ... + 3635897.

It is an arithmetic number, because the mean of its divisors is an integer number (136654111125).

Almost surely, 2^{4022321021312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4022321021312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4372931556000).

4022321021312 is an abundant number, since it is smaller than the sum of its proper divisors (4723542090688).

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

4022321021312 is a wasteful number, since it uses less digits than its factorization.

4022321021312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363135 (or 1363123 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 4022321021312 its reverse (2131201232204), we get a palindrome (6153522253516).

The spelling of 4022321021312 in words is "four trillion, twenty-two billion, three hundred twenty-one million, twenty-one thousand, three hundred twelve".