12211332132 has 48 divisors (see below), whose sum is σ = 29872991232. Its totient is φ = 3874997280.

The previous prime is 12211332121. The next prime is 12211332157. The reversal of 12211332132 is 23123311221.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 12211332099 and 12211332108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46608 + ... + 163079.

It is an arithmetic number, because the mean of its divisors is an integer number (622353984).

Almost surely, 2^12211332132 is an apocalyptic number.

12211332132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12211332132 is an abundant number, since it is smaller than the sum of its proper divisors (17661659100).

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

12211332132 is a wasteful number, since it uses less digits than its factorization.

12211332132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209928 (or 209926 counting only the distinct ones).

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

Adding to 12211332132 its reverse (23123311221), we get a palindrome (35334643353).

The spelling of 12211332132 in words is "twelve billion, two hundred eleven million, three hundred thirty-two thousand, one hundred thirty-two".