111132331101 has 64 divisors (see below), whose sum is σ = 187904102400. Its totient is φ = 64311753600.

The previous prime is 111132331081. The next prime is 111132331157. The reversal of 111132331101 is 101133231111.

It is not a de Polignac number, because 111132331101 - 2⁵ = 111132331069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111132331181) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 475230 + ... + 669408.

It is an arithmetic number, because the mean of its divisors is an integer number (2936001600).

Almost surely, 2^111132331101 is an apocalyptic number.

111132331101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111132331101 is a deficient number, since it is larger than the sum of its proper divisors (76771771299).

111132331101 is a wasteful number, since it uses less digits than its factorization.

111132331101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194287 (or 194281 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 111132331101 its reverse (101133231111), we get a palindrome (212265562212).

The spelling of 111132331101 in words is "one hundred eleven billion, one hundred thirty-two million, three hundred thirty-one thousand, one hundred one".