12022120022220 has 216 divisors, whose sum is σ = 45809908059552. Its totient is φ = 2498102830080.

The previous prime is 12022120022191. The next prime is 12022120022221. The reversal of 12022120022220 is 2222002122021.

12022120022220 is a `hidden beast` number, since 1 + 2 + 0 + 221 + 200 + 22 + 220 = 666.

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 = 12022120022193 and 12022120022202.

It is not an unprimeable number, because it can be changed into a prime (12022120022221) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 39274669 + ... + 39579588.

Almost surely, 2^{12022120022220} is an apocalyptic number.

12022120022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022120022220 is an abundant number, since it is smaller than the sum of its proper divisors (33787788037332).

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

12022120022220 is a wasteful number, since it uses less digits than its factorization.

12022120022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78854301 (or 78854285 counting only the distinct ones).

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

Adding to 12022120022220 its reverse (2222002122021), we get a palindrome (14244122144241).

The spelling of 12022120022220 in words is "twelve trillion, twenty-two billion, one hundred twenty million, twenty-two thousand, two hundred twenty".