1323343321400 has 24 divisors (see below), whose sum is σ = 3076773222720. Its totient is φ = 529337328480.

The previous prime is 1323343321393. The next prime is 1323343321429. The reversal of 1323343321400 is 41233433231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3308358104 + ... + 3308358503.

It is an arithmetic number, because the mean of its divisors is an integer number (128198884280).

Almost surely, 2^{1323343321400} is an apocalyptic number.

1323343321400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323343321400 is an abundant number, since it is smaller than the sum of its proper divisors (1753429901320).

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

1323343321400 is a wasteful number, since it uses less digits than its factorization.

1323343321400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6616716623 (or 6616716614 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 1323343321400 its reverse (41233433231), we get a palindrome (1364576754631).

The spelling of 1323343321400 in words is "one trillion, three hundred twenty-three billion, three hundred forty-three million, three hundred twenty-one thousand, four hundred".