12103122 has 8 divisors (see below), whose sum is σ = 24206256. Its totient is φ = 4034372.

The previous prime is 12103109. The next prime is 12103123. The reversal of 12103122 is 22130121.

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

12103122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 12103098 and 12103107.

It is not an unprimeable number, because it can be changed into a prime (12103123) 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, 1008588 + ... + 1008599.

It is an arithmetic number, because the mean of its divisors is an integer number (3025782).

Almost surely, 2^12103122 is an apocalyptic number.

12103122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12103122 is a wasteful number, since it uses less digits than its factorization.

12103122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017192.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 12103122 is about 3478.9541531903. The cubic root of 12103122 is about 229.5967856592.

Adding to 12103122 its reverse (22130121), we get a palindrome (34233243).

The spelling of 12103122 in words is "twelve million, one hundred three thousand, one hundred twenty-two".