212100020110112 has 24 divisors (see below), whose sum is σ = 417721635783900. Its totient is φ = 106011985625344.

The previous prime is 212100020110079. The next prime is 212100020110123. The reversal of 212100020110112 is 211011020001212.

It can be written as a sum of positive squares in 2 ways, for example, as 205507018986256 + 6593001123856 = 14335516^2 + 2567684^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 1188172787 + ... + 1188351282.

Almost surely, 2^{212100020110112} is an apocalyptic number.

It is an amenable number.

212100020110112 is a deficient number, since it is larger than the sum of its proper divisors (205621615673788).

212100020110112 is a wasteful number, since it uses less digits than its factorization.

212100020110112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376526868 (or 2376526860 counting only the distinct ones).

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

Adding to 212100020110112 its reverse (211011020001212), we get a palindrome (423111040111324).

The spelling of 212100020110112 in words is "two hundred twelve trillion, one hundred billion, twenty million, one hundred ten thousand, one hundred twelve".