2112021002012 has 48 divisors (see below), whose sum is σ = 3749370498720. Its totient is φ = 1040885344512.

The previous prime is 2112021001973. The next prime is 2112021002023. The reversal of 2112021002012 is 2102001202112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77642798 + ... + 77669994.

It is an arithmetic number, because the mean of its divisors is an integer number (78111885390).

Almost surely, 2^{2112021002012} is an apocalyptic number.

It is an amenable number.

2112021002012 is a deficient number, since it is larger than the sum of its proper divisors (1637349496708).

2112021002012 is a wasteful number, since it uses less digits than its factorization.

2112021002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28230 (or 28228 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2112021002012 its reverse (2102001202112), we get a palindrome (4214022204124).

The spelling of 2112021002012 in words is "two trillion, one hundred twelve billion, twenty-one million, two thousand, twelve".