331320423323 has 16 divisors (see below), whose sum is σ = 356524523520. Its totient is φ = 306905910336.

The previous prime is 331320423281. The next prime is 331320423341. The reversal of 331320423323 is 323324023133.

It is a cyclic number.

It is not a de Polignac number, because 331320423323 - 2¹⁴ = 331320406939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (331320423023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 742886 + ... + 1102052.

It is an arithmetic number, because the mean of its divisors is an integer number (22282782720).

Almost surely, 2^331320423323 is an apocalyptic number.

331320423323 is a deficient number, since it is larger than the sum of its proper divisors (25204100197).

331320423323 is a wasteful number, since it uses less digits than its factorization.

331320423323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360266.

The product of its (nonzero) digits is 23328, while the sum is 29.

Adding to 331320423323 its reverse (323324023133), we get a palindrome (654644446456).

The spelling of 331320423323 in words is "three hundred thirty-one billion, three hundred twenty million, four hundred twenty-three thousand, three hundred twenty-three".