233201321320 has 64 divisors (see below), whose sum is σ = 574860162240. Its totient is φ = 84436492800.

The previous prime is 233201321303. The next prime is 233201321321. The reversal of 233201321320 is 23123102332.

233201321320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 233201321291 and 233201321300.

It is not an unprimeable number, because it can be changed into a prime (233201321321) 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 15 ways as a sum of consecutive naturals, for example, 1034826 + ... + 1239865.

It is an arithmetic number, because the mean of its divisors is an integer number (8982190035).

Almost surely, 2^233201321320 is an apocalyptic number.

233201321320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233201321320 is an abundant number, since it is smaller than the sum of its proper divisors (341658840920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233201321320 is a wasteful number, since it uses less digits than its factorization.

233201321320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274946 (or 2274942 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 233201321320 its reverse (23123102332), we get a palindrome (256324423652).

The spelling of 233201321320 in words is "two hundred thirty-three billion, two hundred one million, three hundred twenty-one thousand, three hundred twenty".