12211213203300 has 144 divisors (see below), whose sum is σ = 35590459217600. Its totient is φ = 3232427212800.

The previous prime is 12211213203283. The next prime is 12211213203331. The reversal of 12211213203300 is 330231211221.

It is a super-2 number, since 2×12211213203300² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 360312756 + ... + 360346644.

Almost surely, 2^{12211213203300} is an apocalyptic number.

12211213203300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12211213203300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17795229608800).

12211213203300 is an abundant number, since it is smaller than the sum of its proper divisors (23379246014300).

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

12211213203300 is a wasteful number, since it uses less digits than its factorization.

12211213203300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42686 (or 42679 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12211213203300 its reverse (330231211221), we get a palindrome (12541444414521).

The spelling of 12211213203300 in words is "twelve trillion, two hundred eleven billion, two hundred thirteen million, two hundred three thousand, three hundred".