323423334131421 has 16 divisors (see below), whose sum is σ = 457240825828800. Its totient is φ = 202776366227328.

The previous prime is 323423334131351. The next prime is 323423334131509. The reversal of 323423334131421 is 124131433324323.

It is not a de Polignac number, because 323423334131421 - 2¹¹ = 323423334129373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 323423334131421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323423334141421) 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, 20708362926 + ... + 20708378543.

It is an arithmetic number, because the mean of its divisors is an integer number (28577551614300).

Almost surely, 2^{323423334131421} is an apocalyptic number.

It is an amenable number.

323423334131421 is a deficient number, since it is larger than the sum of its proper divisors (133817491697379).

323423334131421 is a wasteful number, since it uses less digits than its factorization.

323423334131421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41416741628.

The product of its digits is 373248, while the sum is 39.

Adding to 323423334131421 its reverse (124131433324323), we get a palindrome (447554767455744).

The spelling of 323423334131421 in words is "three hundred twenty-three trillion, four hundred twenty-three billion, three hundred thirty-four million, one hundred thirty-one thousand, four hundred twenty-one".