220222121122212 has 96 divisors (see below), whose sum is σ = 561801869798400. Its totient is φ = 66586787817600.

The previous prime is 220222121122169. The next prime is 220222121122229. The reversal of 220222121122212 is 212221121222022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2363384239 + ... + 2363477417.

It is an arithmetic number, because the mean of its divisors is an integer number (5852102810400).

Almost surely, 2^{220222121122212} is an apocalyptic number.

220222121122212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220222121122212 is an abundant number, since it is smaller than the sum of its proper divisors (341579748676188).

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

220222121122212 is a wasteful number, since it uses less digits than its factorization.

220222121122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132497 (or 132495 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 220222121122212 its reverse (212221121222022), we get a palindrome (432443242344234).

The spelling of 220222121122212 in words is "two hundred twenty trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred twenty-two thousand, two hundred twelve".