1323120202108 has 12 divisors (see below), whose sum is σ = 2451663904032. Its totient is φ = 622644800960.

The previous prime is 1323120202099. The next prime is 1323120202123. The reversal of 1323120202108 is 8012020213231.

It is a congruent 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, 9728824948 + ... + 9728825083.

It is an arithmetic number, because the mean of its divisors is an integer number (204305325336).

Almost surely, 2^{1323120202108} is an apocalyptic number.

It is an amenable number.

1323120202108 is a deficient number, since it is larger than the sum of its proper divisors (1128543701924).

1323120202108 is a wasteful number, since it uses less digits than its factorization.

1323120202108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19457650052 (or 19457650050 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1323120202108 its reverse (8012020213231), we get a palindrome (9335140415339).

The spelling of 1323120202108 in words is "one trillion, three hundred twenty-three billion, one hundred twenty million, two hundred two thousand, one hundred eight".