20016202 has 4 divisors (see below), whose sum is σ = 30024306. Its totient is φ = 10008100.

The previous prime is 20016193. The next prime is 20016221. The reversal of 20016202 is 20261002.

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., 15610401 + 4405801 = 3951^2 + 2099^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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, 5004049 + ... + 5004052.

Almost surely, 2^20016202 is an apocalyptic number.

20016202 is a deficient number, since it is larger than the sum of its proper divisors (10008104).

20016202 is a wasteful number, since it uses less digits than its factorization.

20016202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10008103.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 20016202 is about 4473.9470269551. The cubic root of 20016202 is about 271.5150401991.

Adding to 20016202 its reverse (20261002), we get a palindrome (40277204).

The spelling of 20016202 in words is "twenty million, sixteen thousand, two hundred two".