2002143322 has 8 divisors (see below), whose sum is σ = 3010936500. Its totient is φ = 998497824.

The previous prime is 2002143313. The next prime is 2002143323. The reversal of 2002143322 is 2233412002.

It can be written as a sum of positive squares in 2 ways, for example, as 1920981241 + 81162081 = 43829^2 + 9009^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2002143322.

It is not an unprimeable number, because it can be changed into a prime (2002143323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1285947 + ... + 1287502.

Almost surely, 2^2002143322 is an apocalyptic number.

2002143322 is a deficient number, since it is larger than the sum of its proper divisors (1008793178).

2002143322 is a wasteful number, since it uses less digits than its factorization.

2002143322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2573840.

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

The square root of 2002143322 is about 44745.3162018104. The cubic root of 2002143322 is about 1260.3709586340.

Adding to 2002143322 its reverse (2233412002), we get a palindrome (4235555324).

The spelling of 2002143322 in words is "two billion, two million, one hundred forty-three thousand, three hundred twenty-two".