220112120102218 has 8 divisors (see below), whose sum is σ = 330262057951812. Its totient is φ = 110024767451616.

The previous prime is 220112120102201. The next prime is 220112120102219. The reversal of 220112120102218 is 812201021211022.

It can be written as a sum of positive squares in 2 ways, for example, as 153214067053089 + 66898053049129 = 12377967^2 + 8179123^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 220112120102192 and 220112120102201.

It is not an unprimeable number, because it can be changed into a prime (220112120102219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15646290955 + ... + 15646305022.

Almost surely, 2^{220112120102218} is an apocalyptic number.

220112120102218 is a deficient number, since it is larger than the sum of its proper divisors (110149937849594).

220112120102218 is a wasteful number, since it uses less digits than its factorization.

220112120102218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31292599496.

The product of its (nonzero) digits is 512, while the sum is 25.

The spelling of 220112120102218 in words is "two hundred twenty trillion, one hundred twelve billion, one hundred twenty million, one hundred two thousand, two hundred eighteen".