217303243314 has 128 divisors (see below), whose sum is σ = 484171776000. Its totient is φ = 64764318528.

The previous prime is 217303243103. The next prime is 217303243319. The reversal of 217303243314 is 413342303712.

It is not an unprimeable number, because it can be changed into a prime (217303243319) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18195157 + ... + 18207095.

It is an arithmetic number, because the mean of its divisors is an integer number (3782592000).

Almost surely, 2^217303243314 is an apocalyptic number.

217303243314 is an abundant number, since it is smaller than the sum of its proper divisors (266868532686).

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

217303243314 is a wasteful number, since it uses less digits than its factorization.

217303243314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12132.

The product of its (nonzero) digits is 36288, while the sum is 33.

The spelling of 217303243314 in words is "two hundred seventeen billion, three hundred three million, two hundred forty-three thousand, three hundred fourteen".