12133422132 has 24 divisors (see below), whose sum is σ = 30489112416. Its totient is φ = 3733360608.

The previous prime is 12133422131. The next prime is 12133422137. The reversal of 12133422132 is 23122433121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12133422131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38889018 + ... + 38889329.

It is an arithmetic number, because the mean of its divisors is an integer number (1270379684).

Almost surely, 2^12133422132 is an apocalyptic number.

12133422132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12133422132 is an abundant number, since it is smaller than the sum of its proper divisors (18355690284).

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

12133422132 is a wasteful number, since it uses less digits than its factorization.

12133422132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77778367 (or 77778365 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

Adding to 12133422132 its reverse (23122433121), we get a palindrome (35255855253).

The spelling of 12133422132 in words is "twelve billion, one hundred thirty-three million, four hundred twenty-two thousand, one hundred thirty-two".