12210212302111 has 4 divisors (see below), whose sum is σ = 12238025998000. Its totient is φ = 12182398606224.

The previous prime is 12210212302103. The next prime is 12210212302157. The reversal of 12210212302111 is 11120321201221.

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 12210212302111 - 2³ = 12210212302103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210212302511) 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, 13906847286 + ... + 13906848163.

It is an arithmetic number, because the mean of its divisors is an integer number (3059506499500).

Almost surely, 2^{12210212302111} is an apocalyptic number.

12210212302111 is a deficient number, since it is larger than the sum of its proper divisors (27813695889).

12210212302111 is an equidigital number, since it uses as much as digits as its factorization.

12210212302111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27813695888.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12210212302111 its reverse (11120321201221), we get a palindrome (23330533503332).

The spelling of 12210212302111 in words is "twelve trillion, two hundred ten billion, two hundred twelve million, three hundred two thousand, one hundred eleven".