1300320023312 has 20 divisors (see below), whose sum is σ = 2667568283676. Its totient is φ = 611915304960.

The previous prime is 1300320023287. The next prime is 1300320023323. The reversal of 1300320023312 is 2133200230031.

It can be written as a sum of positive squares in 2 ways, for example, as 540466106896 + 759853916416 = 735164^2 + 871696^2 .

It is a super-2 number, since 2×1300320023312² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2390293889 + ... + 2390294432.

Almost surely, 2^{1300320023312} is an apocalyptic number.

It is an amenable number.

1300320023312 is an abundant number, since it is smaller than the sum of its proper divisors (1367248260364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1300320023312 is a wasteful number, since it uses less digits than its factorization.

1300320023312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4780588346 (or 4780588340 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1300320023312 its reverse (2133200230031), we get a palindrome (3433520253343).

The spelling of 1300320023312 in words is "one trillion, three hundred billion, three hundred twenty million, twenty-three thousand, three hundred twelve".