5005421101 has 4 divisors (see below), whose sum is σ = 5012562204. Its totient is φ = 4998280000.

The previous prime is 5005421053. The next prime is 5005421137. The reversal of 5005421101 is 1011245005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1011245005 = 5 ⋅202249001.

It can be written as a sum of positive squares in 2 ways, for example, as 4316358601 + 689062500 = 65699^2 + 26250^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5005421101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5005421501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3569500 + ... + 3570901.

It is an arithmetic number, because the mean of its divisors is an integer number (1253140551).

Almost surely, 2^5005421101 is an apocalyptic number.

It is an amenable number.

5005421101 is a deficient number, since it is larger than the sum of its proper divisors (7141103).

5005421101 is an equidigital number, since it uses as much as digits as its factorization.

5005421101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7141102.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 5005421101 is about 70749.0007067238. Note that the first 3 decimals coincide. The cubic root of 5005421101 is about 1710.5937202839.

Adding to 5005421101 its reverse (1011245005), we get a palindrome (6016666106).

The spelling of 5005421101 in words is "five billion, five million, four hundred twenty-one thousand, one hundred one".