4021343122422 has 16 divisors (see below), whose sum is σ = 8042814858240. Its totient is φ = 1340426271912.

The previous prime is 4021343122403. The next prime is 4021343122439. The reversal of 4021343122422 is 2242213431204.

It is a self number, because there is not a number n which added to its sum of digits gives 4021343122422.

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, 4950022 + ... + 5704857.

It is an arithmetic number, because the mean of its divisors is an integer number (502675928640).

Almost surely, 2^{4021343122422} is an apocalyptic number.

4021343122422 is an abundant number, since it is smaller than the sum of its proper divisors (4021471735818).

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

4021343122422 is a wasteful number, since it uses less digits than its factorization.

4021343122422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10717787.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 4021343122422 its reverse (2242213431204), we get a palindrome (6263556553626).

The spelling of 4021343122422 in words is "four trillion, twenty-one billion, three hundred forty-three million, one hundred twenty-two thousand, four hundred twenty-two".