110201220122218 has 4 divisors (see below), whose sum is σ = 165301830183330. Its totient is φ = 55100610061108.

The previous prime is 110201220122197. The next prime is 110201220122219. The reversal of 110201220122218 is 812221022102011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 77280397519329 + 32920822602889 = 8790927^2 + 5737667^2 .

It is a junction number, because it is equal to n+sod(n) for n = 110201220122192 and 110201220122201.

It is not an unprimeable number, because it can be changed into a prime (110201220122219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27550305030553 + ... + 27550305030556.

Almost surely, 2^{110201220122218} is an apocalyptic number.

110201220122218 is a deficient number, since it is larger than the sum of its proper divisors (55100610061112).

110201220122218 is an equidigital number, since it uses as much as digits as its factorization.

110201220122218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55100610061111.

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

Adding to 110201220122218 its reverse (812221022102011), we get a palindrome (922422242224229).

The spelling of 110201220122218 in words is "one hundred ten trillion, two hundred one billion, two hundred twenty million, one hundred twenty-two thousand, two hundred eighteen".