23201320000133 has 8 divisors (see below), whose sum is σ = 25315516302240. Its totient is φ = 21087954596880.

The previous prime is 23201320000031. The next prime is 23201320000141. The reversal of 23201320000133 is 33100002310232.

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 23201320000133 - 2²⁰ = 23201318951557 is a prime.

It is a super-2 number, since 2×23201320000133² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23201320000333) 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, 207666323 + ... + 207778016.

It is an arithmetic number, because the mean of its divisors is an integer number (3164439537780).

Almost surely, 2^{23201320000133} is an apocalyptic number.

It is an amenable number.

23201320000133 is a deficient number, since it is larger than the sum of its proper divisors (2114196302107).

23201320000133 is a wasteful number, since it uses less digits than its factorization.

23201320000133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415449427.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 23201320000133 its reverse (33100002310232), we get a palindrome (56301322310365).

The spelling of 23201320000133 in words is "twenty-three trillion, two hundred one billion, three hundred twenty million, one hundred thirty-three", and thus it is an aban number.