111011120021113 has 16 divisors (see below), whose sum is σ = 125905392809280. Its totient is φ = 97030083294144.

The previous prime is 111011120021111. The next prime is 111011120021117. The reversal of 111011120021113 is 311120021110111.

It is not a de Polignac number, because 111011120021113 - 2¹ = 111011120021111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111011120021111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111696406 + ... + 112685887.

It is an arithmetic number, because the mean of its divisors is an integer number (7869087050580).

Almost surely, 2^{111011120021113} is an apocalyptic number.

111011120021113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111011120021113 is a deficient number, since it is larger than the sum of its proper divisors (14894272788167).

111011120021113 is a wasteful number, since it uses less digits than its factorization.

111011120021113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224384328.

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 111011120021113 its reverse (311120021110111), we get a palindrome (422131141131224).

The spelling of 111011120021113 in words is "one hundred eleven trillion, eleven billion, one hundred twenty million, twenty-one thousand, one hundred thirteen".