20003200002 has 12 divisors (see below), whose sum is σ = 43340266710. Its totient is φ = 6667733328.

The previous prime is 20003199989. The next prime is 20003200003. The reversal of 20003200002 is 20000230002.

It can be written as a sum of positive squares in only one way, i.e., 18101280681 + 1901919321 = 134541^2 + 43611^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (20003200003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555644427 + ... + 555644462.

Almost surely, 2^20003200002 is an apocalyptic number.

20003200002 is an abundant number, since it is smaller than the sum of its proper divisors (23337066708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20003200002 is a wasteful number, since it uses less digits than its factorization.

20003200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111288897 (or 1111288894 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

Adding to 20003200002 its reverse (20000230002), we get a palindrome (40003430004).

The spelling of 20003200002 in words is "twenty billion, three million, two hundred thousand, two".