2001300442 has 4 divisors (see below), whose sum is σ = 3001950666. Its totient is φ = 1000650220.

The previous prime is 2001300421. The next prime is 2001300463. The reversal of 2001300442 is 2440031002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2440031002 = 2 ⋅1220015501.

It is an interprime number because it is at equal distance from previous prime (2001300421) and next prime (2001300463).

It can be written as a sum of positive squares in only one way, i.e., 1732307641 + 268992801 = 41621^2 + 16401^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 500325109 + ... + 500325112.

Almost surely, 2^2001300442 is an apocalyptic number.

2001300442 is a deficient number, since it is larger than the sum of its proper divisors (1000650224).

2001300442 is a wasteful number, since it uses less digits than its factorization.

2001300442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000650223.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2001300442 is about 44735.8965708747. The cubic root of 2001300442 is about 1260.1940664381.

Adding to 2001300442 its reverse (2440031002), we get a palindrome (4441331444).

The spelling of 2001300442 in words is "two billion, one million, three hundred thousand, four hundred forty-two".