12211033332 has 12 divisors (see below), whose sum is σ = 28492411136. Its totient is φ = 4070344440.

The previous prime is 12211033313. The next prime is 12211033357. The reversal of 12211033332 is 23333011221.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 12211033299 and 12211033308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508793044 + ... + 508793067.

Almost surely, 2^12211033332 is an apocalyptic number.

12211033332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12211033332 is an abundant number, since it is smaller than the sum of its proper divisors (16281377804).

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

12211033332 is a wasteful number, since it uses less digits than its factorization.

12211033332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017586118 (or 1017586116 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12211033332 its reverse (23333011221), we get a palindrome (35544044553).

The spelling of 12211033332 in words is "twelve billion, two hundred eleven million, thirty-three thousand, three hundred thirty-two".