20003220002 has 4 divisors (see below), whose sum is σ = 30004830006. Its totient is φ = 10001610000.

The previous prime is 20003220001. The next prime is 20003220031. The reversal of 20003220002 is 20002230002.

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., 19971059761 + 32160241 = 141319^2 + 5671^2 .

It is not an unprimeable number, because it can be changed into a prime (20003220001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000804999 + ... + 5000805002.

Almost surely, 2^20003220002 is an apocalyptic number.

20003220002 is a deficient number, since it is larger than the sum of its proper divisors (10001610004).

20003220002 is a wasteful number, since it uses less digits than its factorization.

20003220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10001610003.

The product of its (nonzero) digits is 48, while the sum is 11.

Adding to 20003220002 its reverse (20002230002), we get a palindrome (40005450004).

The spelling of 20003220002 in words is "twenty billion, three million, two hundred twenty thousand, two".