213232323132 has 18 divisors (see below), whose sum is σ = 539003928008. Its totient is φ = 71077441032.

The previous prime is 213232323121. The next prime is 213232323137. The reversal of 213232323132 is 231323232312.

213232323132 is a `hidden beast` number, since 2 + 1 + 323 + 2 + 323 + 13 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

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 = 213232323096 and 213232323105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213232323137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2961560008 + ... + 2961560079.

Almost surely, 2^213232323132 is an apocalyptic number.

It is an amenable number.

213232323132 is an abundant number, since it is smaller than the sum of its proper divisors (325771604876).

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

213232323132 is a wasteful number, since it uses less digits than its factorization.

213232323132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5923120097 (or 5923120092 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

Adding to 213232323132 its reverse (231323232312), we get a palindrome (444555555444).

The spelling of 213232323132 in words is "two hundred thirteen billion, two hundred thirty-two million, three hundred twenty-three thousand, one hundred thirty-two".