1300312221121 has 8 divisors (see below), whose sum is σ = 1301998285224. Its totient is φ = 1298627251200.

The previous prime is 1300312221113. The next prime is 1300312221167. The reversal of 1300312221121 is 1211222130031.

It can be written as a sum of positive squares in 4 ways, for example, as 776273772096 + 524038449025 = 881064^2 + 723905^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1300312221121 - 2³ = 1300312221113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1300312221181) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2118295 + ... + 2662291.

It is an arithmetic number, because the mean of its divisors is an integer number (162749785653).

Almost surely, 2^{1300312221121} is an apocalyptic number.

It is an amenable number.

1300312221121 is a deficient number, since it is larger than the sum of its proper divisors (1686064103).

1300312221121 is a wasteful number, since it uses less digits than its factorization.

1300312221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547091.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1300312221121 its reverse (1211222130031), we get a palindrome (2511534351152).

The spelling of 1300312221121 in words is "one trillion, three hundred billion, three hundred twelve million, two hundred twenty-one thousand, one hundred twenty-one".