220344243216 has 40 divisors (see below), whose sum is σ = 577718496864. Its totient is φ = 72351840000.

The previous prime is 220344243211. The next prime is 220344243239. The reversal of 220344243216 is 612342443022.

It is not an unprimeable number, because it can be changed into a prime (220344243211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34254285 + ... + 34260716.

Almost surely, 2^220344243216 is an apocalyptic number.

It is an amenable number.

220344243216 is an abundant number, since it is smaller than the sum of its proper divisors (357374253648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220344243216 is a wasteful number, since it uses less digits than its factorization.

220344243216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68515079 (or 68515073 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 220344243216 its reverse (612342443022), we get a palindrome (832686686238).

The spelling of 220344243216 in words is "two hundred twenty billion, three hundred forty-four million, two hundred forty-three thousand, two hundred sixteen".