21010210000112 has 20 divisors (see below), whose sum is σ = 40711119979296. Its totient is φ = 10504114521600.

The previous prime is 21010210000057. The next prime is 21010210000133. The reversal of 21010210000112 is 21100001201012.

It is a junction number, because it is equal to n+sod(n) for n = 21010210000093 and 21010210000102.

It is a congruent number.

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, 61729889 + ... + 62069312.

Almost surely, 2^{21010210000112} is an apocalyptic number.

It is an amenable number.

21010210000112 is a deficient number, since it is larger than the sum of its proper divisors (19700909979184).

21010210000112 is a wasteful number, since it uses less digits than its factorization.

21010210000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123809816 (or 123809810 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 21010210000112 its reverse (21100001201012), we get a palindrome (42110211201124).

The spelling of 21010210000112 in words is "twenty-one trillion, ten billion, two hundred ten million, one hundred twelve", and thus it is an aban number.