520051540222 has 4 divisors (see below), whose sum is σ = 780077310336. Its totient is φ = 260025770110.

The previous prime is 520051540219. The next prime is 520051540223. The reversal of 520051540222 is 222045150025.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520051540223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130012885054 + ... + 130012885057.

It is an arithmetic number, because the mean of its divisors is an integer number (195019327584).

Almost surely, 2^520051540222 is an apocalyptic number.

520051540222 is a deficient number, since it is larger than the sum of its proper divisors (260025770114).

520051540222 is a wasteful number, since it uses less digits than its factorization.

520051540222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260025770113.

The product of its (nonzero) digits is 8000, while the sum is 28.

Adding to 520051540222 its reverse (222045150025), we get a palindrome (742096690247).

The spelling of 520051540222 in words is "five hundred twenty billion, fifty-one million, five hundred forty thousand, two hundred twenty-two".