112121200011212 has 24 divisors (see below), whose sum is σ = 227589301519104. Its totient is φ = 47334749684112.

The previous prime is 112121200011211. The next prime is 112121200011251. The reversal of 112121200011212 is 212110002121211.

It is not an unprimeable number, because it can be changed into a prime (112121200011211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29883047168 + ... + 29883050919.

It is an arithmetic number, because the mean of its divisors is an integer number (9482887563296).

Almost surely, 2^{112121200011212} is an apocalyptic number.

It is an amenable number.

112121200011212 is an abundant number, since it is smaller than the sum of its proper divisors (115468101507892).

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

112121200011212 is a wasteful number, since it uses less digits than its factorization.

112121200011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59766098165 (or 59766098163 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 112121200011212 its reverse (212110002121211), we get a palindrome (324231202132423).

The spelling of 112121200011212 in words is "one hundred twelve trillion, one hundred twenty-one billion, two hundred million, eleven thousand, two hundred twelve".