13215234225315 has 16 divisors (see below), whose sum is σ = 21144584834208. Its totient is φ = 7048054895616.

The previous prime is 13215234225257. The next prime is 13215234225359. The reversal of 13215234225315 is 51352243251231.

It is not a de Polignac number, because 13215234225315 - 2¹² = 13215234221219 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2798062 + ... + 5853171.

It is an arithmetic number, because the mean of its divisors is an integer number (1321536552138).

Almost surely, 2^{13215234225315} is an apocalyptic number.

13215234225315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13215234225315 is a deficient number, since it is larger than the sum of its proper divisors (7929350608893).

13215234225315 is a wasteful number, since it uses less digits than its factorization.

13215234225315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8753078.

The product of its digits is 216000, while the sum is 39.

Adding to 13215234225315 its reverse (51352243251231), we get a palindrome (64567477476546).

The spelling of 13215234225315 in words is "thirteen trillion, two hundred fifteen billion, two hundred thirty-four million, two hundred twenty-five thousand, three hundred fifteen".