21110212000112 has 40 divisors (see below), whose sum is σ = 40915228972032. Its totient is φ = 10551443961600.

The previous prime is 21110212000103. The next prime is 21110212000193. The reversal of 21110212000112 is 21100021201112.

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, 643646498 + ... + 643679294.

Almost surely, 2^{21110212000112} is an apocalyptic number.

It is an amenable number.

21110212000112 is a deficient number, since it is larger than the sum of its proper divisors (19805016971920).

21110212000112 is a wasteful number, since it uses less digits than its factorization.

21110212000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45537 (or 45531 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 21110212000112 its reverse (21100021201112), we get a palindrome (42210233201224).

The spelling of 21110212000112 in words is "twenty-one trillion, one hundred ten billion, two hundred twelve million, one hundred twelve", and thus it is an aban number.