2002423444022 has 8 divisors (see below), whose sum is σ = 3003689375400. Its totient is φ = 1001193652224.

The previous prime is 2002423444019. The next prime is 2002423444027. The reversal of 2002423444022 is 2204443242002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002423444027) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8895947 + ... + 9118262.

It is an arithmetic number, because the mean of its divisors is an integer number (375461171925).

Almost surely, 2^{2002423444022} is an apocalyptic number.

2002423444022 is a deficient number, since it is larger than the sum of its proper divisors (1001265931378).

2002423444022 is a wasteful number, since it uses less digits than its factorization.

2002423444022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18069790.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 2002423444022 its reverse (2204443242002), we get a palindrome (4206866686024).

The spelling of 2002423444022 in words is "two trillion, two billion, four hundred twenty-three million, four hundred forty-four thousand, twenty-two".