1323451203132 has 48 divisors (see below), whose sum is σ = 3177208208160. Its totient is φ = 428456731392.

The previous prime is 1323451203089. The next prime is 1323451203149. The reversal of 1323451203132 is 2313021543231.

It is a self number, because there is not a number n which added to its sum of digits gives 1323451203132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2428407 + ... + 2923022.

It is an arithmetic number, because the mean of its divisors is an integer number (66191837670).

Almost surely, 2^{1323451203132} is an apocalyptic number.

1323451203132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1323451203132 is an abundant number, since it is smaller than the sum of its proper divisors (1853757005028).

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

1323451203132 is a wasteful number, since it uses less digits than its factorization.

1323451203132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5352030 (or 5352028 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 1323451203132 its reverse (2313021543231), we get a palindrome (3636472746363).

The spelling of 1323451203132 in words is "one trillion, three hundred twenty-three billion, four hundred fifty-one million, two hundred three thousand, one hundred thirty-two".