20320132203 has 64 divisors (see below), whose sum is σ = 35028618240. Its totient is φ = 11402726400.

The previous prime is 20320132199. The next prime is 20320132219. The reversal of 20320132203 is 30223102302.

It is a happy number.

20320132203 is a `hidden beast` number, since 20 + 320 + 1 + 322 + 0 + 3 = 666.

It is not a de Polignac number, because 20320132203 - 2² = 20320132199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20320132603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2397393 + ... + 2405853.

It is an arithmetic number, because the mean of its divisors is an integer number (547322160).

Almost surely, 2^20320132203 is an apocalyptic number.

20320132203 is a deficient number, since it is larger than the sum of its proper divisors (14708486037).

20320132203 is a wasteful number, since it uses less digits than its factorization.

20320132203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8705 (or 8699 counting only the distinct ones).

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

Adding to 20320132203 its reverse (30223102302), we get a palindrome (50543234505).

The spelling of 20320132203 in words is "twenty billion, three hundred twenty million, one hundred thirty-two thousand, two hundred three".