111204311101 has 16 divisors (see below), whose sum is σ = 127023906240. Its totient is φ = 96505119360.

The previous prime is 111204311039. The next prime is 111204311117. The reversal of 111204311101 is 101113402111.

It is not a de Polignac number, because 111204311101 - 2⁹ = 111204310589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111204311171) 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 15 ways as a sum of consecutive naturals, for example, 1686040 + ... + 1750753.

It is an arithmetic number, because the mean of its divisors is an integer number (7938994140).

Almost surely, 2^111204311101 is an apocalyptic number.

It is an amenable number.

111204311101 is a deficient number, since it is larger than the sum of its proper divisors (15819595139).

111204311101 is a wasteful number, since it uses less digits than its factorization.

111204311101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3436956.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 111204311101 its reverse (101113402111), we get a palindrome (212317713212).

The spelling of 111204311101 in words is "one hundred eleven billion, two hundred four million, three hundred eleven thousand, one hundred one".