5170201121 has 4 divisors (see below), whose sum is σ = 5172823572. Its totient is φ = 5167578672.

The previous prime is 5170201103. The next prime is 5170201123. The reversal of 5170201121 is 1211020715.

It is a happy number.

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 1924050496 + 3246150625 = 43864^2 + 56975^2 .

It is a cyclic number.

It is not a de Polignac number, because 5170201121 - 2¹⁴ = 5170184737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5170201093 and 5170201102.

It is not an unprimeable number, because it can be changed into a prime (5170201123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1308266 + ... + 1312211.

It is an arithmetic number, because the mean of its divisors is an integer number (1293205893).

Almost surely, 2^5170201121 is an apocalyptic number.

It is an amenable number.

5170201121 is a deficient number, since it is larger than the sum of its proper divisors (2622451).

5170201121 is a wasteful number, since it uses less digits than its factorization.

5170201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2622450.

The product of its (nonzero) digits is 140, while the sum is 20.

The square root of 5170201121 is about 71904.1105987690. The cubic root of 5170201121 is about 1729.1625158906.

Adding to 5170201121 its reverse (1211020715), we get a palindrome (6381221836).

The spelling of 5170201121 in words is "five billion, one hundred seventy million, two hundred one thousand, one hundred twenty-one".