1323201213011 has 8 divisors (see below), whose sum is σ = 1328786672640. Its totient is φ = 1317616162632.

The previous prime is 1323201213001. The next prime is 1323201213077. The reversal of 1323201213011 is 1103121023231.

It is a happy number.

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 1323201213011 - 2⁶ = 1323201212947 is a prime.

It is a super-2 number, since 2×1323201213011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323201213001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7596056 + ... + 7768298.

It is an arithmetic number, because the mean of its divisors is an integer number (166098334080).

Almost surely, 2^{1323201213011} is an apocalyptic number.

1323201213011 is a deficient number, since it is larger than the sum of its proper divisors (5585459629).

1323201213011 is a wasteful number, since it uses less digits than its factorization.

1323201213011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204625.

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

Adding to 1323201213011 its reverse (1103121023231), we get a palindrome (2426322236242).

The spelling of 1323201213011 in words is "one trillion, three hundred twenty-three billion, two hundred one million, two hundred thirteen thousand, eleven".