13111034520441 has 16 divisors (see below), whose sum is σ = 20537564564160. Its totient is φ = 7334844486720.

The previous prime is 13111034520413. The next prime is 13111034520499. The reversal of 13111034520441 is 14402543011131.

It is a happy number.

It is not a de Polignac number, because 13111034520441 - 2⁴² = 8712988009337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13111034520399 and 13111034520408.

It is not an unprimeable number, because it can be changed into a prime (13111034520401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15280925586 + ... + 15280926443.

It is an arithmetic number, because the mean of its divisors is an integer number (1283597785260).

Almost surely, 2^{13111034520441} is an apocalyptic number.

13111034520441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13111034520441 is a deficient number, since it is larger than the sum of its proper divisors (7426530043719).

13111034520441 is a wasteful number, since it uses less digits than its factorization.

13111034520441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30561852056.

The product of its (nonzero) digits is 5760, while the sum is 30.

Adding to 13111034520441 its reverse (14402543011131), we get a palindrome (27513577531572).

The spelling of 13111034520441 in words is "thirteen trillion, one hundred eleven billion, thirty-four million, five hundred twenty thousand, four hundred forty-one".