212100002001101 has 8 divisors (see below), whose sum is σ = 212200369837824. Its totient is φ = 211999635469440.

The previous prime is 212100002001089. The next prime is 212100002001149. The reversal of 212100002001101 is 101100200001212.

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

It is a cyclic number.

It is not a de Polignac number, because 212100002001101 - 2¹⁰ = 212100002000077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212100002001001) 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, 520260221 + ... + 520667741.

It is an arithmetic number, because the mean of its divisors is an integer number (26525046229728).

Almost surely, 2^{212100002001101} is an apocalyptic number.

It is an amenable number.

212100002001101 is a deficient number, since it is larger than the sum of its proper divisors (100367836723).

212100002001101 is a wasteful number, since it uses less digits than its factorization.

212100002001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652531.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 212100002001101 its reverse (101100200001212), we get a palindrome (313200202002313).

The spelling of 212100002001101 in words is "two hundred twelve trillion, one hundred billion, two million, one thousand, one hundred one".