4022021344312 has 32 divisors (see below), whose sum is σ = 7752492594000. Its totient is φ = 1954793620224.

The previous prime is 4022021344273. The next prime is 4022021344339. The reversal of 4022021344312 is 2134431202204.

It is a congruent number.

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, 6166098 + ... + 6787105.

Almost surely, 2^{4022021344312} is an apocalyptic number.

It is an amenable number.

4022021344312 is a deficient number, since it is larger than the sum of its proper divisors (3730471249688).

4022021344312 is a wasteful number, since it uses less digits than its factorization.

4022021344312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12954295 (or 12954291 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4022021344312 its reverse (2134431202204), we get a palindrome (6156452546516).

The spelling of 4022021344312 in words is "four trillion, twenty-two billion, twenty-one million, three hundred forty-four thousand, three hundred twelve".