2013421442105 has 8 divisors (see below), whose sum is σ = 2416616239752. Its totient is φ = 1610396814208.

The previous prime is 2013421442069. The next prime is 2013421442113. The reversal of 2013421442105 is 5012441243102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 53421481 + 2013368020624 = 7309^2 + 1418932^2 .

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 2013421442105 - 2³² = 2009126474809 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42516404 + ... + 42563733.

It is an arithmetic number, because the mean of its divisors is an integer number (302077029969).

Almost surely, 2^{2013421442105} is an apocalyptic number.

It is an amenable number.

2013421442105 is a deficient number, since it is larger than the sum of its proper divisors (403194797647).

2013421442105 is an equidigital number, since it uses as much as digits as its factorization.

2013421442105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85084875.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 2013421442105 its reverse (5012441243102), we get a palindrome (7025862685207).

The spelling of 2013421442105 in words is "two trillion, thirteen billion, four hundred twenty-one million, four hundred forty-two thousand, one hundred five".