520204086122 has 16 divisors (see below), whose sum is σ = 891793996992. Its totient is φ = 222940717440.

The previous prime is 520204086121. The next prime is 520204086167. The reversal of 520204086122 is 221680402025.

It is a super-2 number, since 2×520204086122² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520204086121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596813 + ... + 1181775.

It is an arithmetic number, because the mean of its divisors is an integer number (55737124812).

Almost surely, 2^520204086122 is an apocalyptic number.

520204086122 is a deficient number, since it is larger than the sum of its proper divisors (371589910870).

520204086122 is a wasteful number, since it uses less digits than its factorization.

520204086122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648493.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 520204086122 its reverse (221680402025), we get a palindrome (741884488147).

The spelling of 520204086122 in words is "five hundred twenty billion, two hundred four million, eighty-six thousand, one hundred twenty-two".