12210121002211 has 12 divisors (see below), whose sum is σ = 13637106502200. Its totient is φ = 10841967890880.

The previous prime is 12210121002199. The next prime is 12210121002217. The reversal of 12210121002211 is 11220012101221.

It is not a de Polignac number, because 12210121002211 - 2¹⁹ = 12210120477923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12210121002217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 300144886 + ... + 300185563.

It is an arithmetic number, because the mean of its divisors is an integer number (1136425541850).

Almost surely, 2^{12210121002211} is an apocalyptic number.

12210121002211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12210121002211 is a deficient number, since it is larger than the sum of its proper divisors (1426985499989).

12210121002211 is an equidigital number, since it uses as much as digits as its factorization.

12210121002211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600330546 (or 600330503 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12210121002211 its reverse (11220012101221), we get a palindrome (23430133103432).

The spelling of 12210121002211 in words is "twelve trillion, two hundred ten billion, one hundred twenty-one million, two thousand, two hundred eleven".