12211433332 has 96 divisors (see below), whose sum is σ = 26460403200. Its totient is φ = 4815562752.

The previous prime is 12211433281. The next prime is 12211433341. The reversal of 12211433332 is 23333411221.

It is a junction number, because it is equal to n+sod(n) for n = 12211433297 and 12211433306.

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 31 ways as a sum of consecutive naturals, for example, 5844544 + ... + 5846632.

It is an arithmetic number, because the mean of its divisors is an integer number (275629200).

Almost surely, 2^12211433332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12211433332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13230201600).

12211433332 is an abundant number, since it is smaller than the sum of its proper divisors (14248969868).

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

12211433332 is a wasteful number, since it uses less digits than its factorization.

12211433332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2465 (or 2463 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

Adding to 12211433332 its reverse (23333411221), we get a palindrome (35544844553).

The spelling of 12211433332 in words is "twelve billion, two hundred eleven million, four hundred thirty-three thousand, three hundred thirty-two".