20002200021202 has 12 divisors (see below), whose sum is σ = 34901797996350. Its totient is φ = 8572371437616.

The previous prime is 20002200021191. The next prime is 20002200021313. The reversal of 20002200021202 is 20212000220002.

It can be written as a sum of positive squares in only one way, i.e., 14922220459041 + 5079979562161 = 3862929^2 + 2253881^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102052040827 + ... + 102052041022.

Almost surely, 2^{20002200021202} is an apocalyptic number.

20002200021202 is a deficient number, since it is larger than the sum of its proper divisors (14899597975148).

20002200021202 is a wasteful number, since it uses less digits than its factorization.

20002200021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204104081865 (or 204104081858 counting only the distinct ones).

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

Adding to 20002200021202 its reverse (20212000220002), we get a palindrome (40214200241204).

The spelling of 20002200021202 in words is "twenty trillion, two billion, two hundred million, twenty-one thousand, two hundred two".