1311300223617 has 32 divisors (see below), whose sum is σ = 1844724326400. Its totient is φ = 826255513728.

The previous prime is 1311300223613. The next prime is 1311300223657. The reversal of 1311300223617 is 7163220031131.

It is not a de Polignac number, because 1311300223617 - 2² = 1311300223613 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1311300223613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44943768 + ... + 44972934.

It is an arithmetic number, because the mean of its divisors is an integer number (57647635200).

Almost surely, 2^{1311300223617} is an apocalyptic number.

It is an amenable number.

1311300223617 is a deficient number, since it is larger than the sum of its proper divisors (533424102783).

1311300223617 is a wasteful number, since it uses less digits than its factorization.

1311300223617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31005.

The product of its (nonzero) digits is 4536, while the sum is 30.

Adding to 1311300223617 its reverse (7163220031131), we get a palindrome (8474520254748).

The spelling of 1311300223617 in words is "one trillion, three hundred eleven billion, three hundred million, two hundred twenty-three thousand, six hundred seventeen".