13110435044421 has 64 divisors (see below), whose sum is σ = 21317298750720. Its totient is φ = 7057423779840.

The previous prime is 13110435044417. The next prime is 13110435044423. The reversal of 13110435044421 is 12444053401131.

13110435044421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13110435044421 - 2² = 13110435044417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13110435044423) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1846905 + ... + 5443521.

It is an arithmetic number, because the mean of its divisors is an integer number (333082792980).

Almost surely, 2^{13110435044421} is an apocalyptic number.

13110435044421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13110435044421 is a deficient number, since it is larger than the sum of its proper divisors (8206863706299).

13110435044421 is a wasteful number, since it uses less digits than its factorization.

13110435044421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3596966.

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 13110435044421 its reverse (12444053401131), we get a palindrome (25554488445552).

The spelling of 13110435044421 in words is "thirteen trillion, one hundred ten billion, four hundred thirty-five million, forty-four thousand, four hundred twenty-one".