218222238074 has 8 divisors (see below), whose sum is σ = 334297896768. Its totient is φ = 106789605820.

The previous prime is 218222238037. The next prime is 218222238089. The reversal of 218222238074 is 470832222812.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1160756492 + ... + 1160756679.

It is an arithmetic number, because the mean of its divisors is an integer number (41787237096).

Almost surely, 2^218222238074 is an apocalyptic number.

218222238074 is a deficient number, since it is larger than the sum of its proper divisors (116075658694).

218222238074 is a wasteful number, since it uses less digits than its factorization.

218222238074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321513220.

The product of its (nonzero) digits is 172032, while the sum is 41.

The spelling of 218222238074 in words is "two hundred eighteen billion, two hundred twenty-two million, two hundred thirty-eight thousand, seventy-four".