212100112211110 has 32 divisors (see below), whose sum is σ = 383134125186720. Its totient is φ = 84539180694528.

The previous prime is 212100112211047. The next prime is 212100112211123. The reversal of 212100112211110 is 11112211001212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244047094 + ... + 244914646.

It is an arithmetic number, because the mean of its divisors is an integer number (11972941412085).

Almost surely, 2^{212100112211110} is an apocalyptic number.

212100112211110 is a deficient number, since it is larger than the sum of its proper divisors (171034012975610).

212100112211110 is a wasteful number, since it uses less digits than its factorization.

212100112211110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954232.

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

Adding to 212100112211110 its reverse (11112211001212), we get a palindrome (223212323212322).

The spelling of 212100112211110 in words is "two hundred twelve trillion, one hundred billion, one hundred twelve million, two hundred eleven thousand, one hundred ten".