323240115243 has 16 divisors (see below), whose sum is σ = 431964919296. Its totient is φ = 215004709920.

The previous prime is 323240115229. The next prime is 323240115251. The reversal of 323240115243 is 342511042323.

It is not a de Polignac number, because 323240115243 - 2¹² = 323240111147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 323240115243.

It is not an unprimeable number, because it can be changed into a prime (323240115203) 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 15 ways as a sum of consecutive naturals, for example, 3786238 + ... + 3870668.

It is an arithmetic number, because the mean of its divisors is an integer number (26997807456).

Almost surely, 2^323240115243 is an apocalyptic number.

323240115243 is a deficient number, since it is larger than the sum of its proper divisors (108724804053).

323240115243 is a wasteful number, since it uses less digits than its factorization.

323240115243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87314.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 323240115243 its reverse (342511042323), we get a palindrome (665751157566).

The spelling of 323240115243 in words is "three hundred twenty-three billion, two hundred forty million, one hundred fifteen thousand, two hundred forty-three".