123052112103 has 16 divisors (see below), whose sum is σ = 164829225600. Its totient is φ = 81655033056.

The previous prime is 123052112087. The next prime is 123052112119. The reversal of 123052112103 is 301211250321.

It is an interprime number because it is at equal distance from previous prime (123052112087) and next prime (123052112119).

It is not a de Polignac number, because 123052112103 - 2⁴ = 123052112087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123052112103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123052112173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3454701 + ... + 3490137.

It is an arithmetic number, because the mean of its divisors is an integer number (10301826600).

Almost surely, 2^123052112103 is an apocalyptic number.

123052112103 is a deficient number, since it is larger than the sum of its proper divisors (41777113497).

123052112103 is a wasteful number, since it uses less digits than its factorization.

123052112103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40766.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 123052112103 its reverse (301211250321), we get a palindrome (424263362424).

The spelling of 123052112103 in words is "one hundred twenty-three billion, fifty-two million, one hundred twelve thousand, one hundred three".