133230321132 has 24 divisors (see below), whose sum is σ = 316736236656. Its totient is φ = 43572180288.

The previous prime is 133230321127. The next prime is 133230321139. The reversal of 133230321132 is 231123032331.

It is a super-2 number, since 2×133230321132² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133230321139) 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, 104740183 + ... + 104741454.

It is an arithmetic number, because the mean of its divisors is an integer number (13197343194).

Almost surely, 2^133230321132 is an apocalyptic number.

133230321132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133230321132 is an abundant number, since it is smaller than the sum of its proper divisors (183505915524).

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

133230321132 is a wasteful number, since it uses less digits than its factorization.

133230321132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209481697 (or 209481695 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 133230321132 its reverse (231123032331), we get a palindrome (364353353463).

The spelling of 133230321132 in words is "one hundred thirty-three billion, two hundred thirty million, three hundred twenty-one thousand, one hundred thirty-two".