133232232321 has 32 divisors (see below), whose sum is σ = 198946368000. Its totient is φ = 88119892224.

The previous prime is 133232232293. The next prime is 133232232389. The reversal of 133232232321 is 123232232331.

133232232321 is a `hidden beast` number, since 1 + 332 + 3 + 2 + 2 + 3 + 2 + 321 = 666.

It is not a de Polignac number, because 133232232321 - 2⁶ = 133232232257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (133232232521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1697481 + ... + 1774233.

It is an arithmetic number, because the mean of its divisors is an integer number (6217074000).

Almost surely, 2^133232232321 is an apocalyptic number.

It is an amenable number.

133232232321 is a deficient number, since it is larger than the sum of its proper divisors (65714135679).

133232232321 is a wasteful number, since it uses less digits than its factorization.

133232232321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77270 (or 77264 counting only the distinct ones).

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

Adding to 133232232321 its reverse (123232232331), we get a palindrome (256464464652).

The spelling of 133232232321 in words is "one hundred thirty-three billion, two hundred thirty-two million, two hundred thirty-two thousand, three hundred twenty-one".