2112324121012 has 12 divisors (see below), whose sum is σ = 4224648242080. Its totient is φ = 905281766136.

The previous prime is 2112324121009. The next prime is 2112324121013. The reversal of 2112324121012 is 2101214232112.

2112324121012 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112324121013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37720073562 + ... + 37720073617.

Almost surely, 2^{2112324121012} is an apocalyptic number.

It is an amenable number.

2112324121012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2112324121012 is a wasteful number, since it uses less digits than its factorization.

2112324121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75440147190 (or 75440147188 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 2112324121012 its reverse (2101214232112), we get a palindrome (4213538353124).

The spelling of 2112324121012 in words is "two trillion, one hundred twelve billion, three hundred twenty-four million, one hundred twenty-one thousand, twelve".