20002200002 has 4 divisors (see below), whose sum is σ = 30003300006. Its totient is φ = 10001100000.

The previous prime is 20002199993. The next prime is 20002200007. The reversal of 20002200002 is 20000220002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15724909201 + 4277290801 = 125399^2 + 65401^2 .

It is not an unprimeable number, because it can be changed into a prime (20002200007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000549999 + ... + 5000550002.

Almost surely, 2^20002200002 is an apocalyptic number.

20002200002 is a deficient number, since it is larger than the sum of its proper divisors (10001100004).

20002200002 is a wasteful number, since it uses less digits than its factorization.

20002200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10001100003.

The product of its (nonzero) digits is 16, while the sum is 8.

Adding to 20002200002 its reverse (20000220002), we get a palindrome (40002420004).

It can be divided in two parts, 2000220000 and 2, that added together give a palindrome (2000220002).

The spelling of 20002200002 in words is "twenty billion, two million, two hundred thousand, two".