232021003320 has 96 divisors (see below), whose sum is σ = 754723616400. Its totient is φ = 61818494976.

The previous prime is 232021003297. The next prime is 232021003339. The reversal of 232021003320 is 23300120232.

It is a happy number.

232021003320 is a `hidden beast` number, since 2 + 320 + 2 + 10 + 0 + 332 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 232021003293 and 232021003302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135591 + ... + 694569.

Almost surely, 2^232021003320 is an apocalyptic number.

232021003320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232021003320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377361808200).

232021003320 is an abundant number, since it is smaller than the sum of its proper divisors (522702613080).

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

232021003320 is a wasteful number, since it uses less digits than its factorization.

232021003320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560149 (or 560142 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 232021003320 its reverse (23300120232), we get a palindrome (255321123552).

The spelling of 232021003320 in words is "two hundred thirty-two billion, twenty-one million, three thousand, three hundred twenty".