20108202 has 8 divisors (see below), whose sum is σ = 40216416. Its totient is φ = 6702732.

The previous prime is 20108201. The next prime is 20108227. The reversal of 20108202 is 20280102.

It is a sphenic number, since it is the product of 3 distinct primes.

20108202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (20108201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1675678 + ... + 1675689.

It is an arithmetic number, because the mean of its divisors is an integer number (5027052).

Almost surely, 2^20108202 is an apocalyptic number.

20108202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20108202 is a wasteful number, since it uses less digits than its factorization.

20108202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3351372.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 20108202 is about 4484.2169885054. The cubic root of 20108202 is about 271.9303905639.

Adding to 20108202 its reverse (20280102), we get a palindrome (40388304).

The spelling of 20108202 in words is "twenty million, one hundred eight thousand, two hundred two".