2013321041 has 4 divisors (see below), whose sum is σ = 2013708132. Its totient is φ = 2012933952.

The previous prime is 2013321001. The next prime is 2013321047. The reversal of 2013321041 is 1401233102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 714439441 + 1298881600 = 26729^2 + 36040^2 .

It is a cyclic number.

It is not a de Polignac number, because 2013321041 - 2²² = 2009126737 is a prime.

It is a super-2 number, since 2×2013321041² = 8106923228266647362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013321047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185636 + ... + 196181.

It is an arithmetic number, because the mean of its divisors is an integer number (503427033).

Almost surely, 2^2013321041 is an apocalyptic number.

It is an amenable number.

2013321041 is a deficient number, since it is larger than the sum of its proper divisors (387091).

2013321041 is an equidigital number, since it uses as much as digits as its factorization.

2013321041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387090.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2013321041 is about 44870.0461443935. The cubic root of 2013321041 is about 1262.7121057350.

Adding to 2013321041 its reverse (1401233102), we get a palindrome (3414554143).

The spelling of 2013321041 in words is "two billion, thirteen million, three hundred twenty-one thousand, forty-one".