321123013023 has 8 divisors (see below), whose sum is σ = 429434535088. Its totient is φ = 213446749824.

The previous prime is 321123013019. The next prime is 321123013037. The reversal of 321123013023 is 320310321123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 321123013023 - 2² = 321123013019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321123013223) 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 7 ways as a sum of consecutive naturals, for example, 158813536 + ... + 158815557.

It is an arithmetic number, because the mean of its divisors is an integer number (53679316886).

Almost surely, 2^321123013023 is an apocalyptic number.

321123013023 is a deficient number, since it is larger than the sum of its proper divisors (108311522065).

321123013023 is a wasteful number, since it uses less digits than its factorization.

321123013023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317629433.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 321123013023 its reverse (320310321123), we get a palindrome (641433334146).

The spelling of 321123013023 in words is "three hundred twenty-one billion, one hundred twenty-three million, thirteen thousand, twenty-three".