1323130011212 has 12 divisors (see below), whose sum is σ = 2327231214000. Its totient is φ = 658206807216.

The previous prime is 1323130011199. The next prime is 1323130011251. The reversal of 1323130011212 is 2121100313231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 839548712 + ... + 839550287.

It is an arithmetic number, because the mean of its divisors is an integer number (193935934500).

Almost surely, 2^{1323130011212} is an apocalyptic number.

It is an amenable number.

1323130011212 is a deficient number, since it is larger than the sum of its proper divisors (1004101202788).

1323130011212 is a wasteful number, since it uses less digits than its factorization.

1323130011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679099200 (or 1679099198 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1323130011212 its reverse (2121100313231), we get a palindrome (3444230324443).

The spelling of 1323130011212 in words is "one trillion, three hundred twenty-three billion, one hundred thirty million, eleven thousand, two hundred twelve".