423330321323 has 32 divisors (see below), whose sum is σ = 539229398400. Its totient is φ = 323248214016.

The previous prime is 423330321317. The next prime is 423330321343. The reversal of 423330321323 is 323123033324.

It is not a de Polignac number, because 423330321323 - 2¹⁴ = 423330304939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (423330321343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6058715 + ... + 6128187.

It is an arithmetic number, because the mean of its divisors is an integer number (16850918700).

Almost surely, 2^423330321323 is an apocalyptic number.

423330321323 is a deficient number, since it is larger than the sum of its proper divisors (115899077077).

423330321323 is a wasteful number, since it uses less digits than its factorization.

423330321323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71831.

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

Adding to 423330321323 its reverse (323123033324), we get a palindrome (746453354647).

The spelling of 423330321323 in words is "four hundred twenty-three billion, three hundred thirty million, three hundred twenty-one thousand, three hundred twenty-three".