111011120101103 has 4 divisors (see below), whose sum is σ = 116853810632760. Its totient is φ = 105168429569448.

The previous prime is 111011120101093. The next prime is 111011120101129. The reversal of 111011120101103 is 301101021110111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111011120101103 - 2⁶ = 111011120101039 is a prime.

It is a super-4 number, since 4×111011120101103⁴ (a number of 57 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111011120101153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2921345265800 + ... + 2921345265837.

It is an arithmetic number, because the mean of its divisors is an integer number (29213452658190).

Almost surely, 2^{111011120101103} is an apocalyptic number.

111011120101103 is a deficient number, since it is larger than the sum of its proper divisors (5842690531657).

111011120101103 is an equidigital number, since it uses as much as digits as its factorization.

111011120101103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5842690531656.

The product of its (nonzero) digits is 6, while the sum is 14.

Adding to 111011120101103 its reverse (301101021110111), we get a palindrome (412112141211214).

The spelling of 111011120101103 in words is "one hundred eleven trillion, eleven billion, one hundred twenty million, one hundred one thousand, one hundred three".