202022117 has 8 divisors (see below), whose sum is σ = 231987360. Its totient is φ = 173990160.

The previous prime is 202022111. The next prime is 202022141. The reversal of 202022117 is 711220202.

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

It is a cyclic number.

It is not a de Polignac number, because 202022117 - 2⁶ = 202022053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202022095 and 202022104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202022111) 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 7 ways as a sum of consecutive naturals, for example, 483098 + ... + 483515.

It is an arithmetic number, because the mean of its divisors is an integer number (28998420).

Almost surely, 2^202022117 is an apocalyptic number.

It is an amenable number.

202022117 is a deficient number, since it is larger than the sum of its proper divisors (29965243).

202022117 is a wasteful number, since it uses less digits than its factorization.

202022117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966643.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 202022117 is about 14213.4484556001. The cubic root of 202022117 is about 586.7678443710.

Adding to 202022117 its reverse (711220202), we get a palindrome (913242319).

The spelling of 202022117 in words is "two hundred two million, twenty-two thousand, one hundred seventeen".