220212120222 has 48 divisors (see below), whose sum is σ = 483123167280. Its totient is φ = 72485280000.

The previous prime is 220212120209. The next prime is 220212120239. The reversal of 220212120222 is 222021212022.

220212120222 is a `hidden beast` number, since 220 + 212 + 12 + 0 + 222 = 666.

220212120222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 220212120195 and 220212120204.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 529222 + ... + 848822.

It is an arithmetic number, because the mean of its divisors is an integer number (10065065985).

Almost surely, 2^220212120222 is an apocalyptic number.

220212120222 is an abundant number, since it is smaller than the sum of its proper divisors (262911047058).

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

220212120222 is a wasteful number, since it uses less digits than its factorization.

220212120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320089 (or 320086 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220212120222 its reverse (222021212022), we get a palindrome (442233332244).

It can be divided in two parts, 22021212022 and 2, that multiplied together give a palindrome (44042424044).

The spelling of 220212120222 in words is "two hundred twenty billion, two hundred twelve million, one hundred twenty thousand, two hundred twenty-two".