1101112103 has 32 divisors (see below), whose sum is σ = 1399211520. Its totient is φ = 843384960.

The previous prime is 1101112079. The next prime is 1101112109. The reversal of 1101112103 is 3012111011.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101112103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101112109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 358193 + ... + 361253.

It is an arithmetic number, because the mean of its divisors is an integer number (43725360).

Almost surely, 2^1101112103 is an apocalyptic number.

1101112103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1101112103 is a deficient number, since it is larger than the sum of its proper divisors (298099417).

1101112103 is a wasteful number, since it uses less digits than its factorization.

1101112103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3207.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1101112103 is about 33183.0092517240. The cubic root of 1101112103 is about 1032.6278776239.

Adding to 1101112103 its reverse (3012111011), we get a palindrome (4113223114).

The spelling of 1101112103 in words is "one billion, one hundred one million, one hundred twelve thousand, one hundred three".