1323043402100 has 72 divisors (see below), whose sum is σ = 3334937050368. Its totient is φ = 446178556800.

The previous prime is 1323043402069. The next prime is 1323043402129. The reversal of 1323043402100 is 12043403231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15449612 + ... + 15535011.

It is an arithmetic number, because the mean of its divisors is an integer number (46318570144).

Almost surely, 2^{1323043402100} is an apocalyptic number.

1323043402100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323043402100 is an abundant number, since it is smaller than the sum of its proper divisors (2011893648268).

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

1323043402100 is a wasteful number, since it uses less digits than its factorization.

1323043402100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30984705 (or 30984698 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1323043402100 its reverse (12043403231), we get a palindrome (1335086805331).

The spelling of 1323043402100 in words is "one trillion, three hundred twenty-three billion, forty-three million, four hundred two thousand, one hundred".