133003232321 has 8 divisors (see below), whose sum is σ = 133752052224. Its totient is φ = 132255841840.

The previous prime is 133003232317. The next prime is 133003232339. The reversal of 133003232321 is 123232300331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133003232321 - 2² = 133003232317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133003232371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170465 + ... + 543198.

It is an arithmetic number, because the mean of its divisors is an integer number (16719006528).

Almost surely, 2^133003232321 is an apocalyptic number.

It is an amenable number.

133003232321 is a deficient number, since it is larger than the sum of its proper divisors (748819903).

133003232321 is an equidigital number, since it uses as much as digits as its factorization.

133003232321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714711.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 133003232321 its reverse (123232300331), we get a palindrome (256235532652).

The spelling of 133003232321 in words is "one hundred thirty-three billion, three million, two hundred thirty-two thousand, three hundred twenty-one".