212100012112211 has 8 divisors (see below), whose sum is σ = 216534207461040. Its totient is φ = 207693792759808.

The previous prime is 212100012112181. The next prime is 212100012112243. The reversal of 212100012112211 is 112211210001212.

212100012112211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 212100012112211 - 2⁴⁶ = 141731267934547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212100012112211.

It is not an unprimeable number, because it can be changed into a prime (212100012112411) 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, 6993983786 + ... + 6994014111.

It is an arithmetic number, because the mean of its divisors is an integer number (27066775932630).

Almost surely, 2^{212100012112211} is an apocalyptic number.

212100012112211 is a deficient number, since it is larger than the sum of its proper divisors (4434195348829).

212100012112211 is a wasteful number, since it uses less digits than its factorization.

212100012112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13987998213.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 212100012112211 its reverse (112211210001212), we get a palindrome (324311222113423).

The spelling of 212100012112211 in words is "two hundred twelve trillion, one hundred billion, twelve million, one hundred twelve thousand, two hundred eleven".