12022212020112 has 80 divisors (see below), whose sum is σ = 39437944202880. Its totient is φ = 3434917719168.

The previous prime is 12022212020009. The next prime is 12022212020113. The reversal of 12022212020112 is 21102021222021.

It is a happy number.

12022212020112 is a `hidden beast` number, since 120 + 222 + 120 + 201 + 1 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (12022212020113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1987796583 + ... + 1987802630.

It is an arithmetic number, because the mean of its divisors is an integer number (492974302536).

Almost surely, 2^{12022212020112} is an apocalyptic number.

12022212020112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12022212020112 is an abundant number, since it is smaller than the sum of its proper divisors (27415732182768).

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

12022212020112 is a wasteful number, since it uses less digits than its factorization.

12022212020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975599237 (or 3975599225 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12022212020112 its reverse (21102021222021), we get a palindrome (33124233242133).

The spelling of 12022212020112 in words is "twelve trillion, twenty-two billion, two hundred twelve million, twenty thousand, one hundred twelve".