218282665222 has 16 divisors (see below), whose sum is σ = 334512856512. Its totient is φ = 106780079680.

The previous prime is 218282665217. The next prime is 218282665261. The reversal of 218282665222 is 222566282812.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165943 + ... + 681250.

It is an arithmetic number, because the mean of its divisors is an integer number (20907053532).

Almost surely, 2^218282665222 is an apocalyptic number.

218282665222 is a deficient number, since it is larger than the sum of its proper divisors (116230191290).

218282665222 is a wasteful number, since it uses less digits than its factorization.

218282665222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849983.

The product of its digits is 737280, while the sum is 46.

The spelling of 218282665222 in words is "two hundred eighteen billion, two hundred eighty-two million, six hundred sixty-five thousand, two hundred twenty-two".