5105043121 has 8 divisors (see below), whose sum is σ = 5185308800. Its totient is φ = 5025168720.

The previous prime is 5105043113. The next prime is 5105043173. The reversal of 5105043121 is 1213405015.

It is a happy number.

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 5105043121 - 2³ = 5105043113 is a prime.

It is a super-2 number, since 2×5105043121² = 52122930534538841282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5105043092 and 5105043101.

It is not an unprimeable number, because it can be changed into a prime (5105043191) 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 7 ways as a sum of consecutive naturals, for example, 71466 + ... + 123763.

It is an arithmetic number, because the mean of its divisors is an integer number (648163600).

Almost surely, 2^5105043121 is an apocalyptic number.

It is an amenable number.

5105043121 is a deficient number, since it is larger than the sum of its proper divisors (80265679).

5105043121 is a wasteful number, since it uses less digits than its factorization.

5105043121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195639.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 5105043121 is about 71449.5844704502. The cubic root of 5105043121 is about 1721.8678016135.

Adding to 5105043121 its reverse (1213405015), we get a palindrome (6318448136).

The spelling of 5105043121 in words is "five billion, one hundred five million, forty-three thousand, one hundred twenty-one".