2043241315105 has 4 divisors (see below), whose sum is σ = 2451889578132. Its totient is φ = 1634593052080.

The previous prime is 2043241315069. The next prime is 2043241315109. The reversal of 2043241315105 is 5015131423402.

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 1596139131456 + 447102183649 = 1263384^2 + 668657^2 .

It is not a de Polignac number, because 2043241315105 - 2⁷ = 2043241314977 is a prime.

It is a super-2 number, since 2×2043241315105² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043241315109) by changing a digit.

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, 204324131506 + ... + 204324131515.

It is an arithmetic number, because the mean of its divisors is an integer number (612972394533).

Almost surely, 2^{2043241315105} is an apocalyptic number.

It is an amenable number.

2043241315105 is a deficient number, since it is larger than the sum of its proper divisors (408648263027).

2043241315105 is an equidigital number, since it uses as much as digits as its factorization.

2043241315105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408648263026.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 2043241315105 its reverse (5015131423402), we get a palindrome (7058372738507).

The spelling of 2043241315105 in words is "two trillion, forty-three billion, two hundred forty-one million, three hundred fifteen thousand, one hundred five".