120216722 has 16 divisors (see below), whose sum is σ = 188704512. Its totient is φ = 57330240.

The previous prime is 120216721. The next prime is 120216751. The reversal of 120216722 is 227612021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (120216721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13322 + ... + 20442.

It is an arithmetic number, because the mean of its divisors is an integer number (11794032).

Almost surely, 2^120216722 is an apocalyptic number.

120216722 is a deficient number, since it is larger than the sum of its proper divisors (68487790).

120216722 is a wasteful number, since it uses less digits than its factorization.

120216722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7513.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 120216722 is about 10964.3386485460. The cubic root of 120216722 is about 493.5391709629.

Adding to 120216722 its reverse (227612021), we get a palindrome (347828743).

The spelling of 120216722 in words is "one hundred twenty million, two hundred sixteen thousand, seven hundred twenty-two".