2102110012012 has 12 divisors (see below), whose sum is σ = 3696127084216. Its totient is φ = 1046073702240.

The previous prime is 2102110012001. The next prime is 2102110012073. The reversal of 2102110012012 is 2102100112012.

It is a junction number, because it is equal to n+sod(n) for n = 2102110011983 and 2102110012001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1245324993 + ... + 1245326680.

Almost surely, 2^{2102110012012} is an apocalyptic number.

It is an amenable number.

2102110012012 is a deficient number, since it is larger than the sum of its proper divisors (1594017072204).

2102110012012 is a wasteful number, since it uses less digits than its factorization.

2102110012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490651888 (or 2490651886 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2102110012012 its reverse (2102100112012), we get a palindrome (4204210124024).

The spelling of 2102110012012 in words is "two trillion, one hundred two billion, one hundred ten million, twelve thousand, twelve".