13311222441043 has 4 divisors (see below), whose sum is σ = 13493567954008. Its totient is φ = 13128876928080.

The previous prime is 13311222441001. The next prime is 13311222441047. The reversal of 13311222441043 is 34014422211331.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13311222441043 is a prime.

It is a super-2 number, since 2×13311222441043² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13311222440996 and 13311222441014.

It is not an unprimeable number, because it can be changed into a prime (13311222441047) 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, 91172756373 + ... + 91172756518.

It is an arithmetic number, because the mean of its divisors is an integer number (3373391988502).

Almost surely, 2^{13311222441043} is an apocalyptic number.

13311222441043 is a deficient number, since it is larger than the sum of its proper divisors (182345512965).

13311222441043 is an equidigital number, since it uses as much as digits as its factorization.

13311222441043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182345512964.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 13311222441043 its reverse (34014422211331), we get a palindrome (47325644652374).

The spelling of 13311222441043 in words is "thirteen trillion, three hundred eleven billion, two hundred twenty-two million, four hundred forty-one thousand, forty-three".