133203230321 has 8 divisors (see below), whose sum is σ = 153654995520. Its totient is φ = 113107148208.

The previous prime is 133203230309. The next prime is 133203230323. The reversal of 133203230321 is 123032302331.

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 133203230321 - 2²⁶ = 133136121457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133203230323) 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, 88919966 + ... + 88921463.

It is an arithmetic number, because the mean of its divisors is an integer number (19206874440).

Almost surely, 2^133203230321 is an apocalyptic number.

It is an amenable number.

133203230321 is a deficient number, since it is larger than the sum of its proper divisors (20451765199).

133203230321 is a wasteful number, since it uses less digits than its factorization.

133203230321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177841543.

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

Adding to 133203230321 its reverse (123032302331), we get a palindrome (256235532652).

The spelling of 133203230321 in words is "one hundred thirty-three billion, two hundred three million, two hundred thirty thousand, three hundred twenty-one".