212212100211 has 16 divisors (see below), whose sum is σ = 283543050240. Its totient is φ = 141178040640.

The previous prime is 212212100171. The next prime is 212212100227. The reversal of 212212100211 is 112001212212.

It is not a de Polignac number, because 212212100211 - 2⁹ = 212212099699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212212100411) 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, 13845210 + ... + 13860528.

It is an arithmetic number, because the mean of its divisors is an integer number (17721440640).

Almost surely, 2^212212100211 is an apocalyptic number.

212212100211 is a deficient number, since it is larger than the sum of its proper divisors (71330950029).

212212100211 is a wasteful number, since it uses less digits than its factorization.

212212100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24706.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212212100211 its reverse (112001212212), we get a palindrome (324213312423).

The spelling of 212212100211 in words is "two hundred twelve billion, two hundred twelve million, one hundred thousand, two hundred eleven".