212110101112101 has 16 divisors (see below), whose sum is σ = 284028442551360. Its totient is φ = 140799251928960.

The previous prime is 212110101112081. The next prime is 212110101112159. The reversal of 212110101112101 is 101211101011212.

It is not a de Polignac number, because 212110101112101 - 2¹⁵ = 212110101079333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212110101112201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224907306 + ... + 225848436.

It is an arithmetic number, because the mean of its divisors is an integer number (17751777659460).

Almost surely, 2^{212110101112101} is an apocalyptic number.

It is an amenable number.

212110101112101 is a deficient number, since it is larger than the sum of its proper divisors (71918341439259).

212110101112101 is a wasteful number, since it uses less digits than its factorization.

212110101112101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263796.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 212110101112101 its reverse (101211101011212), we get a palindrome (313321202123313).

The spelling of 212110101112101 in words is "two hundred twelve trillion, one hundred ten billion, one hundred one million, one hundred twelve thousand, one hundred one".