323113434321403 has 24 divisors (see below), whose sum is σ = 365066245449360. Its totient is φ = 283606656399360.

The previous prime is 323113434321389. The next prime is 323113434321409. The reversal of 323113434321403 is 304123434311323.

It is not a de Polignac number, because 323113434321403 - 2⁵ = 323113434321371 is a prime.

It is a super-2 number, since 2×323113434321403² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323113434321409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 832553263 + ... + 832941271.

It is an arithmetic number, because the mean of its divisors is an integer number (15211093560390).

Almost surely, 2^{323113434321403} is an apocalyptic number.

323113434321403 is a deficient number, since it is larger than the sum of its proper divisors (41952811127957).

323113434321403 is a wasteful number, since it uses less digits than its factorization.

323113434321403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478095 (or 478066 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 37.

Adding to 323113434321403 its reverse (304123434311323), we get a palindrome (627236868632726).

The spelling of 323113434321403 in words is "three hundred twenty-three trillion, one hundred thirteen billion, four hundred thirty-four million, three hundred twenty-one thousand, four hundred three".