202116 has 12 divisors (see below), whose sum is σ = 471632. Its totient is φ = 67368.

The previous prime is 202109. The next prime is 202121. The reversal of 202116 is 611202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 16843 = 202116 / (2 + 0 + 2 + 1 + 1 + 6).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8410 + ... + 8433.

2²⁰²¹¹⁶ is an apocalyptic number.

It is an amenable number.

202116 is an abundant number, since it is smaller than the sum of its proper divisors (269516).

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

202116 is a wasteful number, since it uses less digits than its factorization.

202116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16850 (or 16848 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 202116 is about 449.5731308697. The cubic root of 202116 is about 58.6858723850.

Adding to 202116 its reverse (611202), we get a palindrome (813318).

It can be divided in two parts, 202 and 116, that multiplied together give a palindrome (23432).

The spelling of 202116 in words is "two hundred two thousand, one hundred sixteen".