323121113340 has 48 divisors (see below), whose sum is σ = 921809675808. Its totient is φ = 84539862784.

The previous prime is 323121113339. The next prime is 323121113347. The reversal of 323121113340 is 43311121323.

It is a super-2 number, since 2×323121113340² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 323121113340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323121113347) 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, 50802027 + ... + 50808386.

It is an arithmetic number, because the mean of its divisors is an integer number (19204368246).

Almost surely, 2^323121113340 is an apocalyptic number.

323121113340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

323121113340 is an abundant number, since it is smaller than the sum of its proper divisors (598688562468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323121113340 is a wasteful number, since it uses less digits than its factorization.

323121113340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101610478 (or 101610476 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 323121113340 its reverse (43311121323), we get a palindrome (366432234663).

The spelling of 323121113340 in words is "three hundred twenty-three billion, one hundred twenty-one million, one hundred thirteen thousand, three hundred forty".