133023210321 has 16 divisors (see below), whose sum is σ = 177973954560. Its totient is φ = 88377686400.

The previous prime is 133023210319. The next prime is 133023210347. The reversal of 133023210321 is 123012320331.

It is not a de Polignac number, because 133023210321 - 2¹ = 133023210319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133023210361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1365021 + ... + 1459221.

It is an arithmetic number, because the mean of its divisors is an integer number (11123372160).

Almost surely, 2^133023210321 is an apocalyptic number.

It is an amenable number.

133023210321 is a deficient number, since it is larger than the sum of its proper divisors (44950744239).

133023210321 is a wasteful number, since it uses less digits than its factorization.

133023210321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95816.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 133023210321 its reverse (123012320331), we get a palindrome (256035530652).

The spelling of 133023210321 in words is "one hundred thirty-three billion, twenty-three million, two hundred ten thousand, three hundred twenty-one".