522221110 has 8 divisors (see below), whose sum is σ = 939998016. Its totient is φ = 208888440.

The previous prime is 522221107. The next prime is 522221159. The reversal of 522221110 is 11122225.

It is a happy number.

522221110 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26111046 + ... + 26111065.

It is an arithmetic number, because the mean of its divisors is an integer number (117499752).

Almost surely, 2^522221110 is an apocalyptic number.

522221110 is a deficient number, since it is larger than the sum of its proper divisors (417776906).

522221110 is a wasteful number, since it uses less digits than its factorization.

522221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52222118.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 522221110 is about 22852.1576661811. The cubic root of 522221110 is about 805.2884580217.

Adding to 522221110 its reverse (11122225), we get a palindrome (533343335).

The spelling of 522221110 in words is "five hundred twenty-two million, two hundred twenty-one thousand, one hundred ten".