13431422303311 has 4 divisors (see below), whose sum is σ = 13794433716952. Its totient is φ = 13068410889672.

The previous prime is 13431422303297. The next prime is 13431422303333. The reversal of 13431422303311 is 11330322413431.

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 13431422303311 - 2⁵ = 13431422303279 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 (13431422303911) 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, 181505706765 + ... + 181505706838.

It is an arithmetic number, because the mean of its divisors is an integer number (3448608429238).

Almost surely, 2^{13431422303311} is an apocalyptic number.

13431422303311 is a deficient number, since it is larger than the sum of its proper divisors (363011413641).

13431422303311 is an equidigital number, since it uses as much as digits as its factorization.

13431422303311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363011413640.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 13431422303311 its reverse (11330322413431), we get a palindrome (24761744716742).

The spelling of 13431422303311 in words is "thirteen trillion, four hundred thirty-one billion, four hundred twenty-two million, three hundred three thousand, three hundred eleven".