111552201165 has 8 divisors (see below), whose sum is σ = 178483521888. Its totient is φ = 59494507280.

The previous prime is 111552201157. The next prime is 111552201197. The reversal of 111552201165 is 561102255111.

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

It is not a de Polignac number, because 111552201165 - 2³ = 111552201157 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 3718406691 + ... + 3718406720.

It is an arithmetic number, because the mean of its divisors is an integer number (22310440236).

Almost surely, 2^111552201165 is an apocalyptic number.

111552201165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111552201165 is a deficient number, since it is larger than the sum of its proper divisors (66931320723).

111552201165 is an equidigital number, since it uses as much as digits as its factorization.

111552201165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7436813419.

The product of its (nonzero) digits is 3000, while the sum is 30.

Adding to 111552201165 its reverse (561102255111), we get a palindrome (672654456276).

The spelling of 111552201165 in words is "one hundred eleven billion, five hundred fifty-two million, two hundred one thousand, one hundred sixty-five".