120216113 has 2 divisors, whose sum is σ = 120216114. Its totient is φ = 120216112.

The previous prime is 120216091. The next prime is 120216139. The reversal of 120216113 is 311612021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74356129 + 45859984 = 8623^2 + 6772^2 .

It is a cyclic number.

It is not a de Polignac number, because 120216113 - 2¹⁸ = 119953969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120216091 and 120216100.

It is not a weakly prime, because it can be changed into another prime (120216013) 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 as a sum of consecutive naturals, namely, 60108056 + 60108057.

It is an arithmetic number, because the mean of its divisors is an integer number (60108057).

Almost surely, 2^120216113 is an apocalyptic number.

It is an amenable number.

120216113 is a deficient number, since it is larger than the sum of its proper divisors (1).

120216113 is an equidigital number, since it uses as much as digits as its factorization.

120216113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 120216113 is about 10964.3108766580. The cubic root of 120216113 is about 493.5383375629.

Adding to 120216113 its reverse (311612021), we get a palindrome (431828134).

The spelling of 120216113 in words is "one hundred twenty million, two hundred sixteen thousand, one hundred thirteen".