12122112000012 has 48 divisors (see below), whose sum is σ = 33013411415040. Its totient is φ = 3389769919872.

The previous prime is 12122111999999. The next prime is 12122112000029. The reversal of 12122112000012 is 21000021122121.

It is a junction number, because it is equal to n+sod(n) for n = 12122111999955 and 12122112000000.

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, 1535217937 + ... + 1535225832.

It is an arithmetic number, because the mean of its divisors is an integer number (687779404480).

Almost surely, 2^{12122112000012} is an apocalyptic number.

12122112000012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12122112000012 is an abundant number, since it is smaller than the sum of its proper divisors (20891299415028).

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

12122112000012 is a wasteful number, since it uses less digits than its factorization.

12122112000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3070443830 (or 3070443828 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12122112000012 its reverse (21000021122121), we get a palindrome (33122133122133).

The spelling of 12122112000012 in words is "twelve trillion, one hundred twenty-two billion, one hundred twelve million, twelve", and thus it is an aban number.