300121213321 has 8 divisors (see below), whose sum is σ = 301200210080. Its totient is φ = 299042347392.

The previous prime is 300121213309. The next prime is 300121213363. The reversal of 300121213321 is 123312121003.

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 300121213321 - 2¹⁷ = 300121082249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (300121214321) 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 7 ways as a sum of consecutive naturals, for example, 9139510 + ... + 9172288.

It is an arithmetic number, because the mean of its divisors is an integer number (37650026260).

Almost surely, 2^300121213321 is an apocalyptic number.

It is an amenable number.

300121213321 is a deficient number, since it is larger than the sum of its proper divisors (1078996759).

300121213321 is a wasteful number, since it uses less digits than its factorization.

300121213321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65415.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 300121213321 its reverse (123312121003), we get a palindrome (423433334324).

The spelling of 300121213321 in words is "three hundred billion, one hundred twenty-one million, two hundred thirteen thousand, three hundred twenty-one".