232100002320 has 40 divisors (see below), whose sum is σ = 719510007936. Its totient is φ = 61893333888.

The previous prime is 232100002297. The next prime is 232100002367. The reversal of 232100002320 is 23200001232.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×232100002320² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 232100002320.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483541432 + ... + 483541911.

Almost surely, 2^232100002320 is an apocalyptic number.

232100002320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232100002320 is an abundant number, since it is smaller than the sum of its proper divisors (487410005616).

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

232100002320 is a wasteful number, since it uses less digits than its factorization.

232100002320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967083359 (or 967083353 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 232100002320 its reverse (23200001232), we get a palindrome (255300003552).

The spelling of 232100002320 in words is "two hundred thirty-two billion, one hundred million, two thousand, three hundred twenty".