12212255605211 has 8 divisors (see below), whose sum is σ = 12542482486800. Its totient is φ = 11882037456288.

The previous prime is 12212255605177. The next prime is 12212255605229. The reversal of 12212255605211 is 11250655221221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12212255605211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12212255605241) 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, 702440 + ... + 4991786.

It is an arithmetic number, because the mean of its divisors is an integer number (1567810310850).

Almost surely, 2^{12212255605211} is an apocalyptic number.

12212255605211 is a deficient number, since it is larger than the sum of its proper divisors (330226881589).

12212255605211 is an equidigital number, since it uses as much as digits as its factorization.

12212255605211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4366333.

The product of its (nonzero) digits is 24000, while the sum is 35.

The spelling of 12212255605211 in words is "twelve trillion, two hundred twelve billion, two hundred fifty-five million, six hundred five thousand, two hundred eleven".