232001020032 has 128 divisors (see below), whose sum is σ = 639434181120. Its totient is φ = 74450534400.

The previous prime is 232001020007. The next prime is 232001020049. The reversal of 232001020032 is 230020100232.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 232001019993 and 232001020020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2246982 + ... + 2347962.

It is an arithmetic number, because the mean of its divisors is an integer number (4995579540).

Almost surely, 2^232001020032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232001020032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (319717090560).

232001020032 is an abundant number, since it is smaller than the sum of its proper divisors (407433161088).

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

232001020032 is a wasteful number, since it uses less digits than its factorization.

232001020032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101222 (or 101210 counting only the distinct ones).

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

Adding to 232001020032 its reverse (230020100232), we get a palindrome (462021120264).

The spelling of 232001020032 in words is "two hundred thirty-two billion, one million, twenty thousand, thirty-two".