20002020002 has 32 divisors (see below), whose sum is σ = 30942482544. Its totient is φ = 9694080000.

The previous prime is 20002019963. The next prime is 20002020013.

20002020002 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 8 ways, for example, as 19703456161 + 298563841 = 140369^2 + 17279^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2015252 + ... + 2025152.

Almost surely, 2^20002020002 is an apocalyptic number.

20002020002 is a deficient number, since it is larger than the sum of its proper divisors (10940462542).

20002020002 is a wasteful number, since it uses less digits than its factorization.

20002020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10214.

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

It can be divided in two parts, 200020 and 20002, that added together give a palindrome (220022).

The spelling of 20002020002 in words is "twenty billion, two million, twenty thousand, two".