12211202212002 has 24 divisors (see below), whose sum is σ = 26457736416384. Its totient is φ = 4070380487544.

The previous prime is 12211202211977. The next prime is 12211202212019. The reversal of 12211202212002 is 20021220211221.

It is a happy number.

12211202212002 is a `hidden beast` number, since 1 + 221 + 1 + 20 + 221 + 200 + 2 = 666.

It is a super-2 number, since 2×12211202212002² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2283783 + ... + 5444085.

It is an arithmetic number, because the mean of its divisors is an integer number (1102405684016).

Almost surely, 2^{12211202212002} is an apocalyptic number.

12211202212002 is an abundant number, since it is smaller than the sum of its proper divisors (14246534204382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12211202212002 is a wasteful number, since it uses less digits than its factorization.

12211202212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3374974 (or 3374971 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12211202212002 its reverse (20021220211221), we get a palindrome (32232422423223).

The spelling of 12211202212002 in words is "twelve trillion, two hundred eleven billion, two hundred two million, two hundred twelve thousand, two".