1212203441224 has 16 divisors (see below), whose sum is σ = 2274320919600. Its totient is φ = 605717862672.

The previous prime is 1212203441167. The next prime is 1212203441257. The reversal of 1212203441224 is 4221443022121.

It is a junction number, because it is equal to n+sod(n) for n = 1212203441192 and 1212203441201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47968822 + ... + 47994085.

It is an arithmetic number, because the mean of its divisors is an integer number (142145057475).

Almost surely, 2^{1212203441224} is an apocalyptic number.

It is an amenable number.

1212203441224 is a deficient number, since it is larger than the sum of its proper divisors (1062117478376).

1212203441224 is a wasteful number, since it uses less digits than its factorization.

1212203441224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95964492 (or 95964488 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1212203441224 its reverse (4221443022121), we get a palindrome (5433646463345).

The spelling of 1212203441224 in words is "one trillion, two hundred twelve billion, two hundred three million, four hundred forty-one thousand, two hundred twenty-four".