12001003013122 has 8 divisors (see below), whose sum is σ = 18001521788796. Its totient is φ = 6000495750192.

The previous prime is 12001003013107. The next prime is 12001003013143. The reversal of 12001003013122 is 22131030010021.

It can be written as a sum of positive squares in 2 ways, for example, as 11898160295641 + 102842717481 = 3449371^2 + 320691^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12001003013096 and 12001003013105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539508 + ... + 4928800.

Almost surely, 2^{12001003013122} is an apocalyptic number.

12001003013122 is a deficient number, since it is larger than the sum of its proper divisors (6000518775674).

12001003013122 is a wasteful number, since it uses less digits than its factorization.

12001003013122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5756372.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12001003013122 its reverse (22131030010021), we get a palindrome (34132033023143).

The spelling of 12001003013122 in words is "twelve trillion, one billion, three million, thirteen thousand, one hundred twenty-two".