20020002002 has 48 divisors (see below), whose sum is σ = 40625503296. Its totient is φ = 7199992800.

The previous prime is 20020002001. The next prime is 20020002007.

20020002002 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (20020002001) 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 23 ways as a sum of consecutive naturals, for example, 432524 + ... + 476567.

It is an arithmetic number, because the mean of its divisors is an integer number (846364652).

Almost surely, 2^20020002002 is an apocalyptic number.

20020002002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20020002002 is an abundant number, since it is smaller than the sum of its proper divisors (20605501294).

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

20020002002 is a wasteful number, since it uses less digits than its factorization.

20020002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909135 (or 909124 counting only the distinct ones).

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

It can be divided in two parts, 2002000 and 2002, that added together give a palindrome (2004002).

The spelling of 20020002002 in words is "twenty billion, twenty million, two thousand, two".