220110110122212 has 144 divisors (see below), whose sum is σ = 577855008931200. Its totient is φ = 70597650816000.

The previous prime is 220110110122207. The next prime is 220110110122237. The reversal of 220110110122212 is 212221011011022.

220110110122212 is a `hidden beast` number, since 220 + 1 + 1 + 0 + 110 + 122 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27576012 + ... + 34650492.

Almost surely, 2^{220110110122212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220110110122212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288927504465600).

220110110122212 is an abundant number, since it is smaller than the sum of its proper divisors (357744898808988).

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

220110110122212 is a wasteful number, since it uses less digits than its factorization.

220110110122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7074834 (or 7074829 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 220110110122212 its reverse (212221011011022), we get a palindrome (432331121133234).

The spelling of 220110110122212 in words is "two hundred twenty trillion, one hundred ten billion, one hundred ten million, one hundred twenty-two thousand, two hundred twelve".