218340002002 has 8 divisors (see below), whose sum is σ = 327953185200. Its totient is φ = 109022273604.

The previous prime is 218340001973. The next prime is 218340002003. The reversal of 218340002002 is 200200043812.

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

It is not an unprimeable number, because it can be changed into a prime (218340002003) 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, 73861852 + ... + 73864807.

It is an arithmetic number, because the mean of its divisors is an integer number (40994148150).

Almost surely, 2^218340002002 is an apocalyptic number.

218340002002 is a deficient number, since it is larger than the sum of its proper divisors (109613183198).

218340002002 is a wasteful number, since it uses less digits than its factorization.

218340002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147727400.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 218340002002 its reverse (200200043812), we get a palindrome (418540045814).

The spelling of 218340002002 in words is "two hundred eighteen billion, three hundred forty million, two thousand, two".