12022221222120 has 64 divisors (see below), whose sum is σ = 36066906397440. Its totient is φ = 3205904083200.

The previous prime is 12022221222119. The next prime is 12022221222139. The reversal of 12022221222120 is 2122212222021.

12022221222120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12022221222120² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26301930 + ... + 26755110.

It is an arithmetic number, because the mean of its divisors is an integer number (563545412460).

Almost surely, 2^{12022221222120} is an apocalyptic number.

12022221222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022221222120 is an abundant number, since it is smaller than the sum of its proper divisors (24044685175320).

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

12022221222120 is a wasteful number, since it uses less digits than its factorization.

12022221222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674266 (or 674262 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 12022221222120 its reverse (2122212222021), we get a palindrome (14144433444141).

Subtracting from 12022221222120 its reverse (2122212222021), we obtain a palindrome (9900009000099).

The spelling of 12022221222120 in words is "twelve trillion, twenty-two billion, two hundred twenty-one million, two hundred twenty-two thousand, one hundred twenty".