212212330211 has 8 divisors (see below), whose sum is σ = 250891425120. Its totient is φ = 175623997248.

The previous prime is 212212330193. The next prime is 212212330259. The reversal of 212212330211 is 112033212212.

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

It is not a de Polignac number, because 212212330211 - 2³⁴ = 195032461027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212212330711) 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, 522690266 + ... + 522690671.

It is an arithmetic number, because the mean of its divisors is an integer number (31361428140).

Almost surely, 2^212212330211 is an apocalyptic number.

212212330211 is a deficient number, since it is larger than the sum of its proper divisors (38679094909).

212212330211 is a wasteful number, since it uses less digits than its factorization.

212212330211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045380973.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 212212330211 its reverse (112033212212), we get a palindrome (324245542423).

The spelling of 212212330211 in words is "two hundred twelve billion, two hundred twelve million, three hundred thirty thousand, two hundred eleven".