1212324243304 has 8 divisors (see below), whose sum is σ = 2273107956210. Its totient is φ = 606162121648.

The previous prime is 1212324243301. The next prime is 1212324243407. The reversal of 1212324243304 is 4033424232121.

It can be written as a sum of positive squares in only one way, i.e., 779162820804 + 433161422500 = 882702^2 + 658150^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1212324243301) by changing a digit.

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 as a sum of consecutive naturals, namely, 75770265199 + ... + 75770265214.

Almost surely, 2^{1212324243304} is an apocalyptic number.

It is an amenable number.

1212324243304 is a deficient number, since it is larger than the sum of its proper divisors (1060783712906).

1212324243304 is a wasteful number, since it uses less digits than its factorization.

1212324243304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151540530419 (or 151540530415 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1212324243304 its reverse (4033424232121), we get a palindrome (5245748475425).

The spelling of 1212324243304 in words is "one trillion, two hundred twelve billion, three hundred twenty-four million, two hundred forty-three thousand, three hundred four".