13113233231443 has 2 divisors, whose sum is σ = 13113233231444. Its totient is φ = 13113233231442.

The previous prime is 13113233231431. The next prime is 13113233231447. The reversal of 13113233231443 is 34413233231131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13113233231443 - 2²¹ = 13113231134291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13113233231399 and 13113233231408.

It is not a weakly prime, because it can be changed into another prime (13113233231447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556616615721 + 6556616615722.

It is an arithmetic number, because the mean of its divisors is an integer number (6556616615722).

Almost surely, 2^{13113233231443} is an apocalyptic number.

13113233231443 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113233231443 is an equidigital number, since it uses as much as digits as its factorization.

13113233231443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 34.

Adding to 13113233231443 its reverse (34413233231131), we get a palindrome (47526466462574).

The spelling of 13113233231443 in words is "thirteen trillion, one hundred thirteen billion, two hundred thirty-three million, two hundred thirty-one thousand, four hundred forty-three".