111103116053611 has 24 divisors (see below), whose sum is σ = 122325570662400. Its totient is φ = 100834158889200.

The previous prime is 111103116053581. The next prime is 111103116053731. The reversal of 111103116053611 is 116350611301111.

It is not a de Polignac number, because 111103116053611 - 2⁹ = 111103116053099 is a prime.

It is a super-2 number, since 2×111103116053611² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111103116053911) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2099467410 + ... + 2099520328.

It is an arithmetic number, because the mean of its divisors is an integer number (5096898777600).

Almost surely, 2^{111103116053611} is an apocalyptic number.

111103116053611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111103116053611 is a deficient number, since it is larger than the sum of its proper divisors (11222454608789).

111103116053611 is a wasteful number, since it uses less digits than its factorization.

111103116053611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81591 (or 81580 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 31.

Adding to 111103116053611 its reverse (116350611301111), we get a palindrome (227453727354722).

The spelling of 111103116053611 in words is "one hundred eleven trillion, one hundred three billion, one hundred sixteen million, fifty-three thousand, six hundred eleven".