20000002002 has 32 divisors (see below), whose sum is σ = 42369288192. Its totient is φ = 6272089344.

The previous prime is 20000001971. The next prime is 20000002021. The reversal of 20000002002 is 20020000002.

It is a Harshad number since it is a multiple of its sum of digits (6).

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, 237588 + ... + 310560.

It is an arithmetic number, because the mean of its divisors is an integer number (1324040256).

Almost surely, 2^20000002002 is an apocalyptic number.

20000002002 is an abundant number, since it is smaller than the sum of its proper divisors (22369286190).

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

20000002002 is a wasteful number, since it uses less digits than its factorization.

20000002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75682.

The product of its (nonzero) digits is 8, while the sum is 6.

Adding to 20000002002 its reverse (20020000002), we get a palindrome (40020002004).

It can be divided in two parts, 2000000 and 2002, that added together give a palindrome (2002002).

The spelling of 20000002002 in words is "twenty billion, two thousand, two".