111011012111122 has 8 divisors (see below), whose sum is σ = 168233183302716. Its totient is φ = 54933284343552.

The previous prime is 111011012111117. The next prime is 111011012111267. The reversal of 111011012111122 is 221111210110111.

It can be written as a sum of positive squares in 2 ways, for example, as 107938988218161 + 3072023892961 = 10389369^2 + 1752719^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 111011012111096 and 111011012111105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286110855763 + ... + 286110856150.

Almost surely, 2^{111011012111122} is an apocalyptic number.

111011012111122 is a deficient number, since it is larger than the sum of its proper divisors (57222171191594).

111011012111122 is an equidigital number, since it uses as much as digits as its factorization.

111011012111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572221712012.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 111011012111122 its reverse (221111210110111), we get a palindrome (332122222221233).

The spelling of 111011012111122 in words is "one hundred eleven trillion, eleven billion, twelve million, one hundred eleven thousand, one hundred twenty-two".