2002220020202 has 4 divisors (see below), whose sum is σ = 3003330030306. Its totient is φ = 1001110010100.

The previous prime is 2002220020193. The next prime is 2002220020217. The reversal of 2002220020202 is 2020200222002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1450095231601 + 552124788601 = 1204199^2 + 743051^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500555005049 + ... + 500555005052.

Almost surely, 2^{2002220020202} is an apocalyptic number.

2002220020202 is a deficient number, since it is larger than the sum of its proper divisors (1001110010104).

2002220020202 is a wasteful number, since it uses less digits than its factorization.

2002220020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001110010103.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 2002220020202 its reverse (2020200222002), we get a palindrome (4022420242204).

The spelling of 2002220020202 in words is "two trillion, two billion, two hundred twenty million, twenty thousand, two hundred two".