232001001320 has 64 divisors (see below), whose sum is σ = 569540592000. Its totient is φ = 84351617280.

The previous prime is 232001001233. The next prime is 232001001329. The reversal of 232001001320 is 23100100232.

It is a happy number.

It is a super-2 number, since 2×232001001320² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 232001001295 and 232001001304.

It is not an unprimeable number, because it can be changed into a prime (232001001329) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3286637 + ... + 3356483.

It is an arithmetic number, because the mean of its divisors is an integer number (8899071750).

Almost surely, 2^232001001320 is an apocalyptic number.

232001001320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232001001320 is an abundant number, since it is smaller than the sum of its proper divisors (337539590680).

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

232001001320 is a wasteful number, since it uses less digits than its factorization.

232001001320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77418 (or 77414 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 232001001320 its reverse (23100100232), we get a palindrome (255101101552).

The spelling of 232001001320 in words is "two hundred thirty-two billion, one million, one thousand, three hundred twenty".