13105441235511 has 12 divisors (see below), whose sum is σ = 19169703074080. Its totient is φ = 8626366382400.

The previous prime is 13105441235479. The next prime is 13105441235563. The reversal of 13105441235511 is 11553214450131.

13105441235511 is a `hidden beast` number, since 1 + 3 + 10 + 5 + 4 + 4 + 123 + 5 + 511 = 666.

It is not a de Polignac number, because 13105441235511 - 2⁵ = 13105441235479 is a prime.

It is a super-2 number, since 2×13105441235511² (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 (13105441215511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9216202690 + ... + 9216204111.

Almost surely, 2^{13105441235511} is an apocalyptic number.

13105441235511 is a deficient number, since it is larger than the sum of its proper divisors (6064261838569).

13105441235511 is a wasteful number, since it uses less digits than its factorization.

13105441235511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18432406886 (or 18432406883 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

Adding to 13105441235511 its reverse (11553214450131), we get a palindrome (24658655685642).

The spelling of 13105441235511 in words is "thirteen trillion, one hundred five billion, four hundred forty-one million, two hundred thirty-five thousand, five hundred eleven".