2005124243035 has 4 divisors (see below), whose sum is σ = 2406149091648. Its totient is φ = 1604099394424.

The previous prime is 2005124243029. The next prime is 2005124243041. The reversal of 2005124243035 is 5303424215002.

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

It is an interprime number because it is at equal distance from previous prime (2005124243029) and next prime (2005124243041).

It is a cyclic number.

It is not a de Polignac number, because 2005124243035 - 2³ = 2005124243027 is a prime.

It is a super-2 number, since 2×2005124243035² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2005124242988 and 2005124243006.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200512424299 + ... + 200512424308.

It is an arithmetic number, because the mean of its divisors is an integer number (601537272912).

Almost surely, 2^{2005124243035} is an apocalyptic number.

2005124243035 is a deficient number, since it is larger than the sum of its proper divisors (401024848613).

2005124243035 is an equidigital number, since it uses as much as digits as its factorization.

2005124243035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401024848612.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 2005124243035 its reverse (5303424215002), we get a palindrome (7308548458037).

The spelling of 2005124243035 in words is "two trillion, five billion, one hundred twenty-four million, two hundred forty-three thousand, thirty-five".