1311032223244 has 12 divisors (see below), whose sum is σ = 2312371796224. Its totient is φ = 650354567184.

The previous prime is 1311032223233. The next prime is 1311032223287. The reversal of 1311032223244 is 4423222301131.

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, 1290385539 + ... + 1290386554.

Almost surely, 2^{1311032223244} is an apocalyptic number.

It is an amenable number.

1311032223244 is a deficient number, since it is larger than the sum of its proper divisors (1001339572980).

1311032223244 is a wasteful number, since it uses less digits than its factorization.

1311032223244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2580772224 (or 2580772222 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1311032223244 its reverse (4423222301131), we get a palindrome (5734254524375).

The spelling of 1311032223244 in words is "one trillion, three hundred eleven billion, thirty-two million, two hundred twenty-three thousand, two hundred forty-four".