103124111 has 4 divisors (see below), whose sum is σ = 107607792. Its totient is φ = 98640432.

The previous prime is 103124101. The next prime is 103124123. The reversal of 103124111 is 111421301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111421301 = 19 ⋅5864279.

It is a cyclic number.

It is not a de Polignac number, because 103124111 - 2¹⁰ = 103123087 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 (103124101) 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 3 ways as a sum of consecutive naturals, for example, 2241806 + ... + 2241851.

It is an arithmetic number, because the mean of its divisors is an integer number (26901948).

Almost surely, 2^103124111 is an apocalyptic number.

103124111 is a deficient number, since it is larger than the sum of its proper divisors (4483681).

103124111 is an equidigital number, since it uses as much as digits as its factorization.

103124111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4483680.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 103124111 is about 10155.0042343664. The cubic root of 103124111 is about 468.9430163096.

Adding to 103124111 its reverse (111421301), we get a palindrome (214545412).

The spelling of 103124111 in words is "one hundred three million, one hundred twenty-four thousand, one hundred eleven".