1245232001224 has 16 divisors (see below), whose sum is σ = 2397912975900. Its totient is φ = 605788540992.

The previous prime is 1245232001203. The next prime is 1245232001231. The reversal of 1245232001224 is 4221002325421.

It can be written as a sum of positive squares in 2 ways, for example, as 1200887222500 + 44344778724 = 1095850^2 + 210582^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1245232001192 and 1245232001201.

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, 2103432139 + ... + 2103432730.

Almost surely, 2^{1245232001224} is an apocalyptic number.

It is an amenable number.

1245232001224 is a deficient number, since it is larger than the sum of its proper divisors (1152680974676).

1245232001224 is a wasteful number, since it uses less digits than its factorization.

1245232001224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4206864912 (or 4206864908 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 1245232001224 its reverse (4221002325421), we get a palindrome (5466234326645).

The spelling of 1245232001224 in words is "one trillion, two hundred forty-five billion, two hundred thirty-two million, one thousand, two hundred twenty-four".