13504225011111 has 16 divisors (see below), whose sum is σ = 20189802943200. Its totient is φ = 8920222023744.

The previous prime is 13504225011007. The next prime is 13504225011113. The reversal of 13504225011111 is 11111052240531.

13504225011111 is a `hidden beast` number, since 1 + 3 + 5 + 0 + 42 + 2 + 501 + 1 + 111 = 666.

It is not a de Polignac number, because 13504225011111 - 2⁴² = 9106178500007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13504225011113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2294292846 + ... + 2294298731.

It is an arithmetic number, because the mean of its divisors is an integer number (1261862683950).

Almost surely, 2^{13504225011111} is an apocalyptic number.

13504225011111 is a deficient number, since it is larger than the sum of its proper divisors (6685577932089).

13504225011111 is a wasteful number, since it uses less digits than its factorization.

13504225011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4588591695 (or 4588591689 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

Adding to 13504225011111 its reverse (11111052240531), we get a palindrome (24615277251642).

The spelling of 13504225011111 in words is "thirteen trillion, five hundred four billion, two hundred twenty-five million, eleven thousand, one hundred eleven".