1300321202121 has 16 divisors (see below), whose sum is σ = 1941570304000. Its totient is φ = 860054966064.

The previous prime is 1300321202009. The next prime is 1300321202129. The reversal of 1300321202121 is 1212021230031.

1300321202121 is a `hidden beast` number, since 1 + 300 + 32 + 120 + 212 + 1 = 666.

It is not a de Polignac number, because 1300321202121 - 2³⁹ = 750565388233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1300321202094 and 1300321202103.

It is not an unprimeable number, because it can be changed into a prime (1300321202129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189603046 + ... + 189609903.

It is an arithmetic number, because the mean of its divisors is an integer number (121348144000).

Almost surely, 2^{1300321202121} is an apocalyptic number.

It is an amenable number.

1300321202121 is a deficient number, since it is larger than the sum of its proper divisors (641249101879).

1300321202121 is a wasteful number, since it uses less digits than its factorization.

1300321202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379213085 (or 379213079 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1300321202121 its reverse (1212021230031), we get a palindrome (2512342432152).

The spelling of 1300321202121 in words is "one trillion, three hundred billion, three hundred twenty-one million, two hundred two thousand, one hundred twenty-one".