4431223122042 has 128 divisors (see below), whose sum is σ = 9148218900480. Its totient is φ = 1430562228480.

The previous prime is 4431223122031. The next prime is 4431223122091. The reversal of 4431223122042 is 2402213221344.

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 63 ways as a sum of consecutive naturals, for example, 1750778317 + ... + 1750780847.

It is an arithmetic number, because the mean of its divisors is an integer number (71470460160).

Almost surely, 2^{4431223122042} is an apocalyptic number.

4431223122042 is an abundant number, since it is smaller than the sum of its proper divisors (4716995778438).

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

4431223122042 is a wasteful number, since it uses less digits than its factorization.

4431223122042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3076.

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

Adding to 4431223122042 its reverse (2402213221344), we get a palindrome (6833436343386).

The spelling of 4431223122042 in words is "four trillion, four hundred thirty-one billion, two hundred twenty-three million, one hundred twenty-two thousand, forty-two".