321032013023 has 4 divisors (see below), whose sum is σ = 321033300120. Its totient is φ = 321030725928.

The previous prime is 321032013013. The next prime is 321032013073. The reversal of 321032013023 is 320310230123.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 320310230123 = 13 ⋅24639248471.

It is a cyclic number.

It is not a de Polignac number, because 321032013023 - 2²² = 321027818719 is a prime.

It is a super-4 number, since 4×321032013023⁴ (a number of 47 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321032012986 and 321032013004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321032013013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135965 + ... + 812742.

It is an arithmetic number, because the mean of its divisors is an integer number (80258325030).

Almost surely, 2^321032013023 is an apocalyptic number.

321032013023 is a deficient number, since it is larger than the sum of its proper divisors (1287097).

321032013023 is an equidigital number, since it uses as much as digits as its factorization.

321032013023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287096.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 321032013023 its reverse (320310230123), we get a palindrome (641342243146).

The spelling of 321032013023 in words is "three hundred twenty-one billion, thirty-two million, thirteen thousand, twenty-three".