20313332003 has 8 divisors (see below), whose sum is σ = 21383912400. Its totient is φ = 19242897408.

The previous prime is 20313331979. The next prime is 20313332009. The reversal of 20313332003 is 30023331302.

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 20313332003 - 2⁸ = 20313331747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20313332009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360443 + ... + 412971.

It is an arithmetic number, because the mean of its divisors is an integer number (2672989050).

Almost surely, 2^20313332003 is an apocalyptic number.

20313332003 is a deficient number, since it is larger than the sum of its proper divisors (1070580397).

20313332003 is a wasteful number, since it uses less digits than its factorization.

20313332003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72901.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 20313332003 its reverse (30023331302), we get a palindrome (50336663305).

The spelling of 20313332003 in words is "twenty billion, three hundred thirteen million, three hundred thirty-two thousand, three".