323121113400 has 96 divisors (see below), whose sum is σ = 1001838222000. Its totient is φ = 86151628800.

The previous prime is 323121113369. The next prime is 323121113407. The reversal of 323121113400 is 4311121323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323121113407) 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 23 ways as a sum of consecutive naturals, for example, 3956176 + ... + 4037024.

Almost surely, 2^323121113400 is an apocalyptic number.

323121113400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

323121113400 is an abundant number, since it is smaller than the sum of its proper divisors (678717108600).

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

323121113400 is a wasteful number, since it uses less digits than its factorization.

323121113400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87529 (or 87520 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 323121113400 its reverse (4311121323), we get a palindrome (327432234723).

The spelling of 323121113400 in words is "three hundred twenty-three billion, one hundred twenty-one million, one hundred thirteen thousand, four hundred".