2212122100211 has 8 divisors (see below), whose sum is σ = 2221664299920. Its totient is φ = 2202580312192.

The previous prime is 2212122100187. The next prime is 2212122100213. The reversal of 2212122100211 is 1120012212122.

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 2212122100211 - 2⁶ = 2212122100147 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 2212122100211.

It is not an unprimeable number, because it can be changed into a prime (2212122100213) 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, 16246631 + ... + 16382223.

It is an arithmetic number, because the mean of its divisors is an integer number (277708037490).

Almost surely, 2^{2212122100211} is an apocalyptic number.

2212122100211 is a deficient number, since it is larger than the sum of its proper divisors (9542199709).

2212122100211 is a wasteful number, since it uses less digits than its factorization.

2212122100211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205845.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2212122100211 its reverse (1120012212122), we get a palindrome (3332134312333).

The spelling of 2212122100211 in words is "two trillion, two hundred twelve billion, one hundred twenty-two million, one hundred thousand, two hundred eleven".