12403330122242 has 16 divisors (see below), whose sum is σ = 19271837935800. Its totient is φ = 5979946170240.

The previous prime is 12403330122229. The next prime is 12403330122257. The reversal of 12403330122242 is 24222103330421.

It can be written as a sum of positive squares in 4 ways, for example, as 8248952665801 + 4154377456441 = 2872099^2 + 2038229^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140462117 + ... + 140550392.

Almost surely, 2^{12403330122242} is an apocalyptic number.

12403330122242 is a deficient number, since it is larger than the sum of its proper divisors (6868507813558).

12403330122242 is a wasteful number, since it uses less digits than its factorization.

12403330122242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281013301.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 12403330122242 its reverse (24222103330421), we get a palindrome (36625433452663).

The spelling of 12403330122242 in words is "twelve trillion, four hundred three billion, three hundred thirty million, one hundred twenty-two thousand, two hundred forty-two".