212112102010110 has 16 divisors (see below), whose sum is σ = 509069044824336. Its totient is φ = 56563227202688.

The previous prime is 212112102010099. The next prime is 212112102010153. The reversal of 212112102010110 is 11010201211212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 212112102010110.

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, 3535201700139 + ... + 3535201700198.

It is an arithmetic number, because the mean of its divisors is an integer number (31816815301521).

Almost surely, 2^{212112102010110} is an apocalyptic number.

212112102010110 is an abundant number, since it is smaller than the sum of its proper divisors (296956942814226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212112102010110 is a wasteful number, since it uses less digits than its factorization.

212112102010110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7070403400347.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 212112102010110 its reverse (11010201211212), we get a palindrome (223122303221322).

The spelling of 212112102010110 in words is "two hundred twelve trillion, one hundred twelve billion, one hundred two million, ten thousand, one hundred ten".