12211120002108 has 48 divisors (see below), whose sum is σ = 28611663081120. Its totient is φ = 4053384115200.

The previous prime is 12211120002097. The next prime is 12211120002127. The reversal of 12211120002108 is 80120002111221.

It is a super-2 number, since 2×12211120002108² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4349008 + ... + 6583016.

It is an arithmetic number, because the mean of its divisors is an integer number (596076314190).

Almost surely, 2^{12211120002108} is an apocalyptic number.

It is an amenable number.

12211120002108 is an abundant number, since it is smaller than the sum of its proper divisors (16400543079012).

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

12211120002108 is a wasteful number, since it uses less digits than its factorization.

12211120002108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235918 (or 2235916 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 12211120002108 its reverse (80120002111221), we get a palindrome (92331122113329).

The spelling of 12211120002108 in words is "twelve trillion, two hundred eleven billion, one hundred twenty million, two thousand, one hundred eight".