4002003230122 has 4 divisors (see below), whose sum is σ = 6003004845186. Its totient is φ = 2001001615060.

The previous prime is 4002003230111. The next prime is 4002003230171. The reversal of 4002003230122 is 2210323002004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3864963334401 + 137039895721 = 1965951^2 + 370189^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4002003230122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000500807529 + ... + 1000500807532.

Almost surely, 2^{4002003230122} is an apocalyptic number.

4002003230122 is a deficient number, since it is larger than the sum of its proper divisors (2001001615064).

4002003230122 is a wasteful number, since it uses less digits than its factorization.

4002003230122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001001615063.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 4002003230122 its reverse (2210323002004), we get a palindrome (6212326232126).

The spelling of 4002003230122 in words is "four trillion, two billion, three million, two hundred thirty thousand, one hundred twenty-two".