210212011112 has 8 divisors (see below), whose sum is σ = 394147520850. Its totient is φ = 105106005552.

The previous prime is 210212011063. The next prime is 210212011147. The reversal of 210212011112 is 211110212012.

210212011112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 169534768516 + 40677242596 = 411746^2 + 201686^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×210212011112² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13138250687 + ... + 13138250702.

Almost surely, 2^210212011112 is an apocalyptic number.

It is an amenable number.

210212011112 is a deficient number, since it is larger than the sum of its proper divisors (183935509738).

210212011112 is a wasteful number, since it uses less digits than its factorization.

210212011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26276501395 (or 26276501391 counting only the distinct ones).

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

Adding to 210212011112 its reverse (211110212012), we get a palindrome (421322223124).

Subtracting 210212011112 from its reverse (211110212012), we obtain a square (898200900 = 29970²).

The spelling of 210212011112 in words is "two hundred ten billion, two hundred twelve million, eleven thousand, one hundred twelve".