12403122 has 8 divisors (see below), whose sum is σ = 24806256. Its totient is φ = 4134372.

The previous prime is 12403121. The next prime is 12403123. The reversal of 12403122 is 22130421.

12403122 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12403121) and next prime (12403123).

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

12403122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12403121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1033588 + ... + 1033599.

It is an arithmetic number, because the mean of its divisors is an integer number (3100782).

Almost surely, 2^12403122 is an apocalyptic number.

12403122 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.

12403122 is a wasteful number, since it uses less digits than its factorization.

12403122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067192.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 12403122 is about 3521.8066386444. The cubic root of 12403122 is about 231.4783289490.

Adding to 12403122 its reverse (22130421), we get a palindrome (34533543).

The spelling of 12403122 in words is "twelve million, four hundred three thousand, one hundred twenty-two".