1323111013211 has 8 divisors (see below), whose sum is σ = 1424897880000. Its totient is φ = 1221325445952.

The previous prime is 1323111013171. The next prime is 1323111013223. The reversal of 1323111013211 is 1123101113231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1323111013211 - 2¹⁰ = 1323111012187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323111012211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3232415 + ... + 3618663.

It is an arithmetic number, because the mean of its divisors is an integer number (178112235000).

Almost surely, 2^{1323111013211} is an apocalyptic number.

1323111013211 is a deficient number, since it is larger than the sum of its proper divisors (101786866789).

1323111013211 is a wasteful number, since it uses less digits than its factorization.

1323111013211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649765.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1323111013211 its reverse (1123101113231), we get a palindrome (2446212126442).

The spelling of 1323111013211 in words is "one trillion, three hundred twenty-three billion, one hundred eleven million, thirteen thousand, two hundred eleven".