212212020211 has 8 divisors (see below), whose sum is σ = 214446655584. Its totient is φ = 209980003200.

The previous prime is 212212020191. The next prime is 212212020257. The reversal of 212212020211 is 112020212212.

It is a happy number.

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 212212020211 - 2⁹ = 212212019699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212212020311) 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, 491430 + ... + 816043.

It is an arithmetic number, because the mean of its divisors is an integer number (26805831948).

Almost surely, 2^212212020211 is an apocalyptic number.

212212020211 is a deficient number, since it is larger than the sum of its proper divisors (2234635373).

212212020211 is a wasteful number, since it uses less digits than its factorization.

212212020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309181.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212212020211 its reverse (112020212212), we get a palindrome (324232232423).

The spelling of 212212020211 in words is "two hundred twelve billion, two hundred twelve million, twenty thousand, two hundred eleven".