120216522 has 16 divisors (see below), whose sum is σ = 241441920. Its totient is φ = 39904032.

The previous prime is 120216521. The next prime is 120216557. The reversal of 120216522 is 225612021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (120216521) 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, 40483 + ... + 43350.

It is an arithmetic number, because the mean of its divisors is an integer number (15090120).

Almost surely, 2^120216522 is an apocalyptic number.

120216522 is an abundant number, since it is smaller than the sum of its proper divisors (121225398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120216522 is a wasteful number, since it uses less digits than its factorization.

120216522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84077.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 120216522 is about 10964.3295280651. The cubic root of 120216522 is about 493.5388972686.

Adding to 120216522 its reverse (225612021), we get a palindrome (345828543).

The spelling of 120216522 in words is "one hundred twenty million, two hundred sixteen thousand, five hundred twenty-two".