2112121000112 has 10 divisors (see below), whose sum is σ = 4092234437748. Its totient is φ = 1056060500048.

The previous prime is 2112121000111. The next prime is 2112121000117. The reversal of 2112121000112 is 2110001212112.

It is a super-2 number, since 2×2112121000112² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112121000111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66003781238 + ... + 66003781269.

Almost surely, 2^{2112121000112} is an apocalyptic number.

It is an amenable number.

2112121000112 is a deficient number, since it is larger than the sum of its proper divisors (1980113437636).

2112121000112 is a wasteful number, since it uses less digits than its factorization.

2112121000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132007562515 (or 132007562509 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2112121000112 its reverse (2110001212112), we get a palindrome (4222122212224).

The spelling of 2112121000112 in words is "two trillion, one hundred twelve billion, one hundred twenty-one million, one hundred twelve", and thus it is an aban number.