12203212221130 has 24 divisors (see below), whose sum is σ = 25552032121188. Its totient is φ = 4183958475648.

The previous prime is 12203212221127. The next prime is 12203212221139. The reversal of 12203212221130 is 3112221230221.

It can be written as a sum of positive squares in 2 ways, for example, as 12147169707841 + 56042513289 = 3485279^2 + 236733^2 .

It is not an unprimeable number, because it can be changed into a prime (12203212221139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12452256879 + ... + 12452257858.

Almost surely, 2^{12203212221130} is an apocalyptic number.

12203212221130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12203212221130 is an abundant number, since it is smaller than the sum of its proper divisors (13348819900058).

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

12203212221130 is a wasteful number, since it uses less digits than its factorization.

12203212221130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24904514758 (or 24904514751 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12203212221130 its reverse (3112221230221), we get a palindrome (15315433451351).

Subtracting from 12203212221130 its reverse (3112221230221), we obtain a palindrome (9090990990909).

The spelling of 12203212221130 in words is "twelve trillion, two hundred three billion, two hundred twelve million, two hundred twenty-one thousand, one hundred thirty".