111055365121 has 8 divisors (see below), whose sum is σ = 116599561920. Its totient is φ = 105625481808.

The previous prime is 111055365119. The next prime is 111055365167. The reversal of 111055365121 is 121563550111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 111055365121 - 2¹ = 111055365119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111055363121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28576381 + ... + 28580266.

It is an arithmetic number, because the mean of its divisors is an integer number (14574945240).

Almost surely, 2^111055365121 is an apocalyptic number.

It is an amenable number.

111055365121 is a deficient number, since it is larger than the sum of its proper divisors (5544196799).

111055365121 is an equidigital number, since it uses as much as digits as its factorization.

111055365121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57156743.

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 111055365121 in words is "one hundred eleven billion, fifty-five million, three hundred sixty-five thousand, one hundred twenty-one".