1242003050012 has 6 divisors (see below), whose sum is σ = 2173505337528. Its totient is φ = 621001525004.

The previous prime is 1242003049979. The next prime is 1242003050033. The reversal of 1242003050012 is 2100503002421.

It is a super-2 number, since 2×1242003050012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 155250381248 + ... + 155250381255.

It is an arithmetic number, because the mean of its divisors is an integer number (362250889588).

Almost surely, 2^{1242003050012} is an apocalyptic number.

It is an amenable number.

1242003050012 is a deficient number, since it is larger than the sum of its proper divisors (931502287516).

1242003050012 is a wasteful number, since it uses less digits than its factorization.

1242003050012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310500762507 (or 310500762505 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 1242003050012 its reverse (2100503002421), we get a palindrome (3342506052433).

The spelling of 1242003050012 in words is "one trillion, two hundred forty-two billion, three million, fifty thousand, twelve".