2112041140212 has 48 divisors (see below), whose sum is σ = 4966169769792. Its totient is φ = 698575587840.

The previous prime is 2112041140123. The next prime is 2112041140213. The reversal of 2112041140212 is 2120411402112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112041140213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18986178 + ... + 19097094.

It is an arithmetic number, because the mean of its divisors is an integer number (103461870204).

Almost surely, 2^{2112041140212} is an apocalyptic number.

It is an amenable number.

2112041140212 is an abundant number, since it is smaller than the sum of its proper divisors (2854128629580).

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

2112041140212 is a wasteful number, since it uses less digits than its factorization.

2112041140212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123168 (or 123166 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 2112041140212 its reverse (2120411402112), we get a palindrome (4232452542324).

The spelling of 2112041140212 in words is "two trillion, one hundred twelve billion, forty-one million, one hundred forty thousand, two hundred twelve".