202116242 has 8 divisors (see below), whose sum is σ = 308894796. Its totient is φ = 99151312.

The previous prime is 202116227. The next prime is 202116253. The reversal of 202116242 is 242611202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 183358681 + 18757561 = 13541^2 + 4331^2 .

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

It is a super-3 number, since 3×202116242³ (a number of 26 digits) contains 333 as substring.

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, 953273 + ... + 953484.

Almost surely, 2^202116242 is an apocalyptic number.

202116242 is a deficient number, since it is larger than the sum of its proper divisors (106778554).

202116242 is a wasteful number, since it uses less digits than its factorization.

202116242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906812.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 202116242 is about 14216.7591946969. The cubic root of 202116242 is about 586.8589580718.

Adding to 202116242 its reverse (242611202), we get a palindrome (444727444).

The spelling of 202116242 in words is "two hundred two million, one hundred sixteen thousand, two hundred forty-two".