32001320223 has 24 divisors (see below), whose sum is σ = 46870158816. Its totient is φ = 21038112000.

The previous prime is 32001320111. The next prime is 32001320261. The reversal of 32001320223 is 32202310023.

It is a happy number.

32001320223 is a `hidden beast` number, since 320 + 0 + 1 + 320 + 2 + 23 = 666.

It is not a de Polignac number, because 32001320223 - 2¹⁰ = 32001319199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32001320196 and 32001320205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32001320623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100243 + ... + 272123.

It is an arithmetic number, because the mean of its divisors is an integer number (1952923284).

Almost surely, 2^32001320223 is an apocalyptic number.

32001320223 is a deficient number, since it is larger than the sum of its proper divisors (14868838593).

32001320223 is a wasteful number, since it uses less digits than its factorization.

32001320223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172175 (or 172172 counting only the distinct ones).

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

Adding to 32001320223 its reverse (32202310023), we get a palindrome (64203630246).

The spelling of 32001320223 in words is "thirty-two billion, one million, three hundred twenty thousand, two hundred twenty-three".