20002321203 has 8 divisors (see below), whose sum is σ = 26670459600. Its totient is φ = 13334531808.

The previous prime is 20002321189. The next prime is 20002321237. The reversal of 20002321203 is 30212320002.

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

It is not a de Polignac number, because 20002321203 - 2¹² = 20002317107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20002320203) 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, 110533 + ... + 228521.

It is an arithmetic number, because the mean of its divisors is an integer number (3333807450).

Almost surely, 2^20002321203 is an apocalyptic number.

20002321203 is a deficient number, since it is larger than the sum of its proper divisors (6668138397).

20002321203 is a wasteful number, since it uses less digits than its factorization.

20002321203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174501.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 20002321203 its reverse (30212320002), we get a palindrome (50214641205).

The spelling of 20002321203 in words is "twenty billion, two million, three hundred twenty-one thousand, two hundred three".