11113316221567 has 8 divisors (see below), whose sum is σ = 12701094526496. Its totient is φ = 9525578342112.

The previous prime is 11113316221499. The next prime is 11113316221573. The reversal of 11113316221567 is 76512261331111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11113316221567 - 2¹⁹ = 11113315697279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113316221067) 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 7 ways as a sum of consecutive naturals, for example, 9514968 + ... + 10618909.

It is an arithmetic number, because the mean of its divisors is an integer number (1587636815812).

Almost surely, 2^{11113316221567} is an apocalyptic number.

11113316221567 is a deficient number, since it is larger than the sum of its proper divisors (1587778304929).

11113316221567 is an equidigital number, since it uses as much as digits as its factorization.

11113316221567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20212737.

The product of its digits is 45360, while the sum is 40.

Adding to 11113316221567 its reverse (76512261331111), we get a palindrome (87625577552678).

The spelling of 11113316221567 in words is "eleven trillion, one hundred thirteen billion, three hundred sixteen million, two hundred twenty-one thousand, five hundred sixty-seven".