212101020112101 has 8 divisors (see below), whose sum is σ = 282814453497600. Its totient is φ = 141394133400672.

The previous prime is 212101020112039. The next prime is 212101020112181. The reversal of 212101020112101 is 101211020101212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212101020112101 - 2⁷ = 212101020111973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212101020112181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1636592920 + ... + 1636722513.

It is an arithmetic number, because the mean of its divisors is an integer number (35351806687200).

Almost surely, 2^{212101020112101} is an apocalyptic number.

It is an amenable number.

212101020112101 is a deficient number, since it is larger than the sum of its proper divisors (70713433385499).

212101020112101 is a wasteful number, since it uses less digits than its factorization.

212101020112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3273337035.

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

Adding to 212101020112101 its reverse (101211020101212), we get a palindrome (313312040213313).

The spelling of 212101020112101 in words is "two hundred twelve trillion, one hundred one billion, twenty million, one hundred twelve thousand, one hundred one".