1101112129 has 8 divisors (see below), whose sum is σ = 1186119872. Its totient is φ = 1016148240.

The previous prime is 1101112123. The next prime is 1101112141. The reversal of 1101112129 is 9212111011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101112129 - 2¹⁵ = 1101079361 is a prime.

It is a super-3 number, since 3×1101112129³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101112123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56692 + ... + 73594.

It is an arithmetic number, because the mean of its divisors is an integer number (148264984).

Almost surely, 2^1101112129 is an apocalyptic number.

It is an amenable number.

1101112129 is a deficient number, since it is larger than the sum of its proper divisors (85007743).

1101112129 is a wasteful number, since it uses less digits than its factorization.

1101112129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21927.

The product of its (nonzero) digits is 36, while the sum is 19.

The square root of 1101112129 is about 33183.0096434907. The cubic root of 1101112129 is about 1032.6278857515.

The spelling of 1101112129 in words is "one billion, one hundred one million, one hundred twelve thousand, one hundred twenty-nine".