12212002221211 has 8 divisors (see below), whose sum is σ = 13153115967264. Its totient is φ = 11271135469440.

The previous prime is 12212002221203. The next prime is 12212002221217. The reversal of 12212002221211 is 11212220021221.

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 12212002221211 - 2³ = 12212002221203 is a prime.

It is a super-3 number, since 3×12212002221211³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12212002221217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61645870 + ... + 61843651.

It is an arithmetic number, because the mean of its divisors is an integer number (1644139495908).

Almost surely, 2^{12212002221211} is an apocalyptic number.

12212002221211 is a deficient number, since it is larger than the sum of its proper divisors (941113746053).

12212002221211 is a wasteful number, since it uses less digits than its factorization.

12212002221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123497141.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12212002221211 its reverse (11212220021221), we get a palindrome (23424222242432).

The spelling of 12212002221211 in words is "twelve trillion, two hundred twelve billion, two million, two hundred twenty-one thousand, two hundred eleven".