212022312102211 has 4 divisors (see below), whose sum is σ = 228331720725472. Its totient is φ = 195712903478952.

The previous prime is 212022312102199. The next prime is 212022312102259. The reversal of 212022312102211 is 112201213220212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212022312102211 - 2¹⁵ = 212022312069443 is a prime.

It is a super-2 number, since 2×212022312102211² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212022312172211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8154704311611 + ... + 8154704311636.

It is an arithmetic number, because the mean of its divisors is an integer number (57082930181368).

Almost surely, 2^{212022312102211} is an apocalyptic number.

212022312102211 is a deficient number, since it is larger than the sum of its proper divisors (16309408623261).

212022312102211 is a wasteful number, since it uses less digits than its factorization.

212022312102211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16309408623260.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 212022312102211 its reverse (112201213220212), we get a palindrome (324223525322423).

The spelling of 212022312102211 in words is "two hundred twelve trillion, twenty-two billion, three hundred twelve million, one hundred two thousand, two hundred eleven".