11115220552163 has 16 divisors (see below), whose sum is σ = 13680597524160. Its totient is φ = 8794250597376.

The previous prime is 11115220552151. The next prime is 11115220552181. The reversal of 11115220552163 is 36125502251111.

It is a cyclic number.

It is not a de Polignac number, because 11115220552163 - 2⁸ = 11115220551907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11115220552763) 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, 2440103 + ... + 5308911.

It is an arithmetic number, because the mean of its divisors is an integer number (855037345260).

Almost surely, 2^{11115220552163} is an apocalyptic number.

11115220552163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11115220552163 is a deficient number, since it is larger than the sum of its proper divisors (2565376971997).

11115220552163 is a wasteful number, since it uses less digits than its factorization.

11115220552163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2911406.

The product of its (nonzero) digits is 18000, while the sum is 35.

The spelling of 11115220552163 in words is "eleven trillion, one hundred fifteen billion, two hundred twenty million, five hundred fifty-two thousand, one hundred sixty-three".