301230120021 has 8 divisors (see below), whose sum is σ = 401664837120. Its totient is φ = 200807741472.

The previous prime is 301230120001. The next prime is 301230120031. The reversal of 301230120021 is 120021032103.

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

It is not a de Polignac number, because 301230120021 - 2¹⁰ = 301230118997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (301230120001) 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, 3027520 + ... + 3125433.

It is an arithmetic number, because the mean of its divisors is an integer number (50208104640).

Almost surely, 2^301230120021 is an apocalyptic number.

It is an amenable number.

301230120021 is a deficient number, since it is larger than the sum of its proper divisors (100434717099).

301230120021 is a wasteful number, since it uses less digits than its factorization.

301230120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6169275.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 301230120021 its reverse (120021032103), we get a palindrome (421251152124).

The spelling of 301230120021 in words is "three hundred one billion, two hundred thirty million, one hundred twenty thousand, twenty-one".