1320143224636 has 24 divisors (see below), whose sum is σ = 2313036633600. Its totient is φ = 659276058672.

The previous prime is 1320143224619. The next prime is 1320143224643. The reversal of 1320143224636 is 6364223410231.

It is a junction number, because it is equal to n+sod(n) for n = 1320143224595 and 1320143224604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12258055 + ... + 12365281.

It is an arithmetic number, because the mean of its divisors is an integer number (96376526400).

Almost surely, 2^{1320143224636} is an apocalyptic number.

It is an amenable number.

1320143224636 is a deficient number, since it is larger than the sum of its proper divisors (992893408964).

1320143224636 is a wasteful number, since it uses less digits than its factorization.

1320143224636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110913 (or 110911 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 37.

Adding to 1320143224636 its reverse (6364223410231), we get a palindrome (7684366634867).

The spelling of 1320143224636 in words is "one trillion, three hundred twenty billion, one hundred forty-three million, two hundred twenty-four thousand, six hundred thirty-six".