215315053323 has 8 divisors (see below), whose sum is σ = 287144533200. Its totient is φ = 143514471168.

The previous prime is 215315053243. The next prime is 215315053339. The reversal of 215315053323 is 323350513512.

215315053323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 215315053323 - 2¹⁴ = 215315036939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (215315063323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7207038 + ... + 7236851.

It is an arithmetic number, because the mean of its divisors is an integer number (35893066650).

Almost surely, 2^215315053323 is an apocalyptic number.

215315053323 is a deficient number, since it is larger than the sum of its proper divisors (71829479877).

215315053323 is a wasteful number, since it uses less digits than its factorization.

215315053323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14448861.

The product of its (nonzero) digits is 40500, while the sum is 33.

Adding to 215315053323 its reverse (323350513512), we get a palindrome (538665566835).

The spelling of 215315053323 in words is "two hundred fifteen billion, three hundred fifteen million, fifty-three thousand, three hundred twenty-three".