12122122202112 has 88 divisors (see below), whose sum is σ = 34795250321776. Its totient is φ = 3729883742208.

The previous prime is 12122122202089. The next prime is 12122122202153. The reversal of 12122122202112 is 21120222122121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151729423 + ... + 151809294.

Almost surely, 2^{12122122202112} is an apocalyptic number.

12122122202112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12122122202112 is an abundant number, since it is smaller than the sum of its proper divisors (22673128119664).

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

12122122202112 is a wasteful number, since it uses less digits than its factorization.

12122122202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303538753 (or 303538735 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 12122122202112 its reverse (21120222122121), we get a palindrome (33242344324233).

The spelling of 12122122202112 in words is "twelve trillion, one hundred twenty-two billion, one hundred twenty-two million, two hundred two thousand, one hundred twelve".