2112012102012 has 24 divisors (see below), whose sum is σ = 4939253827200. Its totient is φ = 702400378416.

The previous prime is 2112012101923. The next prime is 2112012102023. The reversal of 2112012102012 is 2102012102112.

It is a junction number, because it is equal to n+sod(n) for n = 2112012101982 and 2112012102000.

It is a congruent number.

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, 200451462 + ... + 200461997.

It is an arithmetic number, because the mean of its divisors is an integer number (205802242800).

Almost surely, 2^{2112012102012} is an apocalyptic number.

It is an amenable number.

2112012102012 is an abundant number, since it is smaller than the sum of its proper divisors (2827241725188).

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

2112012102012 is a wasteful number, since it uses less digits than its factorization.

2112012102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400913905 (or 400913903 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2112012102012 its reverse (2102012102112), we get a palindrome (4214024204124).

The spelling of 2112012102012 in words is "two trillion, one hundred twelve billion, twelve million, one hundred two thousand, twelve".