20002002212002 has 8 divisors (see below), whose sum is σ = 30222003342636. Its totient is φ = 9928001097792.

The previous prime is 20002002211991. The next prime is 20002002212011. The reversal of 20002002212002 is 20021220020002.

It can be written as a sum of positive squares in 2 ways, for example, as 16596017540041 + 3405984671961 = 4073821^2 + 1845531^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 36500003763 + ... + 36500004310.

Almost surely, 2^{20002002212002} is an apocalyptic number.

20002002212002 is a deficient number, since it is larger than the sum of its proper divisors (10220001130634).

20002002212002 is a wasteful number, since it uses less digits than its factorization.

20002002212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73000008212.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20002002212002 its reverse (20021220020002), we get a palindrome (40023222232004).

The spelling of 20002002212002 in words is "twenty trillion, two billion, two million, two hundred twelve thousand, two".