215305354114 has 16 divisors (see below), whose sum is σ = 324096417216. Its totient is φ = 107273429200.

The previous prime is 215305354021. The next prime is 215305354151. The reversal of 215305354114 is 411453503512.

It is a self number, because there is not a number n which added to its sum of digits gives 215305354114.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2030124 + ... + 2133544.

It is an arithmetic number, because the mean of its divisors is an integer number (20256026076).

Almost surely, 2^215305354114 is an apocalyptic number.

215305354114 is a deficient number, since it is larger than the sum of its proper divisors (108791063102).

215305354114 is a wasteful number, since it uses less digits than its factorization.

215305354114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107081.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 215305354114 its reverse (411453503512), we get a palindrome (626758857626).

The spelling of 215305354114 in words is "two hundred fifteen billion, three hundred five million, three hundred fifty-four thousand, one hundred fourteen".