32013320023 has 4 divisors (see below), whose sum is σ = 33117227640. Its totient is φ = 30909412408.

The previous prime is 32013320011. The next prime is 32013320069. The reversal of 32013320023 is 32002331023.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32013320023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32013320093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551953765 + ... + 551953822.

It is an arithmetic number, because the mean of its divisors is an integer number (8279306910).

Almost surely, 2^32013320023 is an apocalyptic number.

32013320023 is a deficient number, since it is larger than the sum of its proper divisors (1103907617).

32013320023 is a wasteful number, since it uses less digits than its factorization.

32013320023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103907616.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 32013320023 its reverse (32002331023), we get a palindrome (64015651046).

The spelling of 32013320023 in words is "thirty-two billion, thirteen million, three hundred twenty thousand, twenty-three".