202002002 has 4 divisors (see below), whose sum is σ = 303003006. Its totient is φ = 101001000.

The previous prime is 202002001. The next prime is 202002013. The reversal of 202002002 is 200200202.

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., 155475961 + 46526041 = 12469^2 + 6821^2 .

202002002 is a modest number, since divided by 2002 gives 202 as remainder.

It is not an unprimeable number, because it can be changed into a prime (202002001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50500499 + ... + 50500502.

Almost surely, 2^202002002 is an apocalyptic number.

202002002 is a deficient number, since it is larger than the sum of its proper divisors (101001004).

202002002 is a wasteful number, since it uses less digits than its factorization.

202002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101001003.

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

The square root of 202002002 is about 14212.7408334916. The cubic root of 202002002 is about 586.7483692312.

Adding to 202002002 its reverse (200200202), we get a palindrome (402202204).

It can be divided in two parts, 20200200 and 2, that added together give a palindrome (20200202).

The spelling of 202002002 in words is "two hundred two million, two thousand, two".