4021143422 has 32 divisors (see below), whose sum is σ = 6368937120. Its totient is φ = 1901370240.

The previous prime is 4021143403. The next prime is 4021143487. The reversal of 4021143422 is 2243411204.

It is a congruent number.

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, 700508 + ... + 706224.

It is an arithmetic number, because the mean of its divisors is an integer number (199029285).

Almost surely, 2^4021143422 is an apocalyptic number.

4021143422 is a deficient number, since it is larger than the sum of its proper divisors (2347793698).

4021143422 is a wasteful number, since it uses less digits than its factorization.

4021143422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5996.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4021143422 is about 63412.4863256441. The cubic root of 4021143422 is about 1590.1930625371.

Adding to 4021143422 its reverse (2243411204), we get a palindrome (6264554626).

The spelling of 4021143422 in words is "four billion, twenty-one million, one hundred forty-three thousand, four hundred twenty-two".