1313310231224 has 8 divisors (see below), whose sum is σ = 2462456683560. Its totient is φ = 656655115608.

The previous prime is 1313310231203. The next prime is 1313310231253. The reversal of 1313310231224 is 4221320133131.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1313310231193 and 1313310231202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82081889444 + ... + 82081889459.

It is an arithmetic number, because the mean of its divisors is an integer number (307807085445).

Almost surely, 2^{1313310231224} is an apocalyptic number.

It is an amenable number.

1313310231224 is a deficient number, since it is larger than the sum of its proper divisors (1149146452336).

1313310231224 is a wasteful number, since it uses less digits than its factorization.

1313310231224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164163778909 (or 164163778905 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1313310231224 its reverse (4221320133131), we get a palindrome (5534630364355).

The spelling of 1313310231224 in words is "one trillion, three hundred thirteen billion, three hundred ten million, two hundred thirty-one thousand, two hundred twenty-four".