32120320403 has 8 divisors (see below), whose sum is σ = 32311518720. Its totient is φ = 31929686280.

The previous prime is 32120320381. The next prime is 32120320411. The reversal of 32120320403 is 30402302123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32120320403 - 2⁶ = 32120320339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32120320423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26573 + ... + 254846.

It is an arithmetic number, because the mean of its divisors is an integer number (4038939840).

Almost surely, 2^32120320403 is an apocalyptic number.

32120320403 is a deficient number, since it is larger than the sum of its proper divisors (191198317).

32120320403 is a wasteful number, since it uses less digits than its factorization.

32120320403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282097.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 32120320403 its reverse (30402302123), we get a palindrome (62522622526).

The spelling of 32120320403 in words is "thirty-two billion, one hundred twenty million, three hundred twenty thousand, four hundred three".