103124012123 has 24 divisors (see below), whose sum is σ = 119450909088. Its totient is φ = 88784960000.

The previous prime is 103124012119. The next prime is 103124012129. The reversal of 103124012123 is 321210421301.

It is not a de Polignac number, because 103124012123 - 2² = 103124012119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103124012095 and 103124012104.

It is not an unprimeable number, because it can be changed into a prime (103124012129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97643 + ... + 464523.

It is an arithmetic number, because the mean of its divisors is an integer number (4977121212).

Almost surely, 2^103124012123 is an apocalyptic number.

103124012123 is a deficient number, since it is larger than the sum of its proper divisors (16326896965).

103124012123 is a wasteful number, since it uses less digits than its factorization.

103124012123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367027 (or 367016 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 103124012123 its reverse (321210421301), we get a palindrome (424334433424).

The spelling of 103124012123 in words is "one hundred three billion, one hundred twenty-four million, twelve thousand, one hundred twenty-three".