300021312442 has 8 divisors (see below), whose sum is σ = 465550312500. Its totient is φ = 144837874944.

The previous prime is 300021312433. The next prime is 300021312473. The reversal of 300021312442 is 244213120003.

It can be written as a sum of positive squares in 2 ways, for example, as 255094694761 + 44926617681 = 505069^2 + 211959^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2586390567 + ... + 2586390682.

Almost surely, 2^300021312442 is an apocalyptic number.

300021312442 is a deficient number, since it is larger than the sum of its proper divisors (165529000058).

300021312442 is a wasteful number, since it uses less digits than its factorization.

300021312442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5172781280.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 300021312442 its reverse (244213120003), we get a palindrome (544234432445).

The spelling of 300021312442 in words is "three hundred billion, twenty-one million, three hundred twelve thousand, four hundred forty-two".