5106121516217 has 4 divisors (see below), whose sum is σ = 5106360733776. Its totient is φ = 5105882298660.

The previous prime is 5106121516211. The next prime is 5106121516271. The reversal of 5106121516217 is 7126151216015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5106121516217 - 2²² = 5106117321913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5106121516211) 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, 119576759 + ... + 119619452.

It is an arithmetic number, because the mean of its divisors is an integer number (1276590183444).

Almost surely, 2^{5106121516217} is an apocalyptic number.

It is an amenable number.

5106121516217 is a deficient number, since it is larger than the sum of its proper divisors (239217559).

5106121516217 is a wasteful number, since it uses less digits than its factorization.

5106121516217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239217558.

The product of its (nonzero) digits is 25200, while the sum is 38.

The spelling of 5106121516217 in words is "five trillion, one hundred six billion, one hundred twenty-one million, five hundred sixteen thousand, two hundred seventeen".