5220123105 has 32 divisors (see below), whose sum is σ = 9148464000. Its totient is φ = 2529938432.

The previous prime is 5220123043. The next prime is 5220123109. The reversal of 5220123105 is 5013210225.

It is a cyclic number.

It is not a de Polignac number, because 5220123105 - 2¹⁰ = 5220122081 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5220123109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 345555 + ... + 360344.

It is an arithmetic number, because the mean of its divisors is an integer number (285889500).

Almost surely, 2^5220123105 is an apocalyptic number.

It is an amenable number.

5220123105 is a deficient number, since it is larger than the sum of its proper divisors (3928340895).

5220123105 is a wasteful number, since it uses less digits than its factorization.

5220123105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705953.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5220123105 is about 72250.4194105474. The cubic root of 5220123105 is about 1734.7101315994.

The spelling of 5220123105 in words is "five billion, two hundred twenty million, one hundred twenty-three thousand, one hundred five".