11431204344343 has 8 divisors (see below), whose sum is σ = 13083645478688. Its totient is φ = 9783616195584.

The previous prime is 11431204344341. The next prime is 11431204344383. The reversal of 11431204344343 is 34344340213411.

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

It is not a de Polignac number, because 11431204344343 - 2¹ = 11431204344341 is a prime.

It is a super-2 number, since 2×11431204344343² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11431204344341) 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, 1213241346 + ... + 1213250767.

It is an arithmetic number, because the mean of its divisors is an integer number (1635455684836).

Almost surely, 2^{11431204344343} is an apocalyptic number.

11431204344343 is a deficient number, since it is larger than the sum of its proper divisors (1652441134345).

11431204344343 is an equidigital number, since it uses as much as digits as its factorization.

11431204344343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2426492793.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 11431204344343 its reverse (34344340213411), we get a palindrome (45775544557754).

The spelling of 11431204344343 in words is "eleven trillion, four hundred thirty-one billion, two hundred four million, three hundred forty-four thousand, three hundred forty-three".