112121122000012 has 24 divisors (see below), whose sum is σ = 198300252078432. Its totient is φ = 55464722784000.

The previous prime is 112121121999989. The next prime is 112121122000051. The reversal of 112121122000012 is 210000221121211.

It is a super-2 number, since 2×112121122000012² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112121122000012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101407368 + ... + 102507055.

It is an arithmetic number, because the mean of its divisors is an integer number (8262510503268).

Almost surely, 2^{112121122000012} is an apocalyptic number.

It is an amenable number.

112121122000012 is a deficient number, since it is larger than the sum of its proper divisors (86179130078420).

112121122000012 is a wasteful number, since it uses less digits than its factorization.

112121122000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203915889 (or 203915887 counting only the distinct ones).

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

Adding to 112121122000012 its reverse (210000221121211), we get a palindrome (322121343121223).

The spelling of 112121122000012 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred twenty-two million, twelve", and thus it is an aban number.