32001213032320 has 64 divisors (see below), whose sum is σ = 87431885618400. Its totient is φ = 10971844466688.

The previous prime is 32001213032309. The next prime is 32001213032423. The reversal of 32001213032320 is 2323031210023.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 32001213032291 and 32001213032300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3571559475 + ... + 3571568434.

Almost surely, 2^{32001213032320} is an apocalyptic number.

It is an amenable number.

32001213032320 is an abundant number, since it is smaller than the sum of its proper divisors (55430672586080).

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

32001213032320 is an equidigital number, since it uses as much as digits as its factorization.

32001213032320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7143127935 (or 7143127923 counting only the distinct ones).

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

Adding to 32001213032320 its reverse (2323031210023), we get a palindrome (34324244242343).

The spelling of 32001213032320 in words is "thirty-two trillion, one billion, two hundred thirteen million, thirty-two thousand, three hundred twenty".