12122001112012 has 192 divisors, whose sum is σ = 24292580659200. Its totient is φ = 5288025093120.

The previous prime is 12122001112009. The next prime is 12122001112043. The reversal of 12122001112012 is 21021110022121.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5052937989 + ... + 5052940387.

It is an arithmetic number, because the mean of its divisors is an integer number (126523857600).

Almost surely, 2^{12122001112012} is an apocalyptic number.

It is an amenable number.

12122001112012 is an abundant number, since it is smaller than the sum of its proper divisors (12170579547188).

12122001112012 is a wasteful number, since it uses less digits than its factorization.

12122001112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813 (or 2789 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12122001112012 its reverse (21021110022121), we get a palindrome (33143111134133).

The spelling of 12122001112012 in words is "twelve trillion, one hundred twenty-two billion, one million, one hundred twelve thousand, twelve".