20202002 has 8 divisors (see below), whose sum is σ = 31007856.
Its totient is φ = 9866052.
The previous prime is 20201983. The next prime is 20202011. The reversal of 20202002 is 20020202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117368 + ... + 117539.
It is an arithmetic number, because the mean of its divisors is an integer number (3875982).
Almost surely, 220202002 is an apocalyptic number.
20202002 is a deficient number, since it is larger than the sum of its proper divisors (10805854).
20202002 is a wasteful number, since it uses less digits than its factorization.
20202002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234952.
The product of its (nonzero) digits is 16, while the sum is 8.
The square root of 20202002 is about 4494.6637249076.
The cubic root of 20202002 is about 272.3525650845.
Adding to 20202002 its reverse (20020202), we get a palindrome (40222204).
It can be divided in two parts, 2020200 and 2, that added together give a palindrome (2020202).
The spelling of 20202002 in words is "twenty million, two hundred two thousand, two".