11311003201343 has 4 divisors (see below), whose sum is σ = 11321021805840. Its totient is φ = 11300984596848.

The previous prime is 11311003201271. The next prime is 11311003201349. The reversal of 11311003201343 is 34310230011311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11311003201343 - 2²⁸ = 11310734765887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311003201349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5009300555 + ... + 5009302812.

It is an arithmetic number, because the mean of its divisors is an integer number (2830255451460).

Almost surely, 2^{11311003201343} is an apocalyptic number.

11311003201343 is a deficient number, since it is larger than the sum of its proper divisors (10018604497).

11311003201343 is a wasteful number, since it uses less digits than its factorization.

11311003201343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10018604496.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 11311003201343 its reverse (34310230011311), we get a palindrome (45621233212654).

The spelling of 11311003201343 in words is "eleven trillion, three hundred eleven billion, three million, two hundred one thousand, three hundred forty-three".