1311423320001 has 8 divisors (see below), whose sum is σ = 1748635973280. Its totient is φ = 874246440032.

The previous prime is 1311423319979. The next prime is 1311423320047. The reversal of 1311423320001 is 1000233241131.

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 1311423320001 - 2⁶ = 1311423319937 is a prime.

It is a super-2 number, since 2×1311423320001² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1311423320001.

It is not an unprimeable number, because it can be changed into a prime (1311423320101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8857671 + ... + 9004508.

It is an arithmetic number, because the mean of its divisors is an integer number (218579496660).

Almost surely, 2^{1311423320001} is an apocalyptic number.

It is an amenable number.

1311423320001 is a deficient number, since it is larger than the sum of its proper divisors (437212653279).

1311423320001 is a wasteful number, since it uses less digits than its factorization.

1311423320001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17886655.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1311423320001 its reverse (1000233241131), we get a palindrome (2311656561132).

The spelling of 1311423320001 in words is "one trillion, three hundred eleven billion, four hundred twenty-three million, three hundred twenty thousand, one".