120222211117 has 2 divisors, whose sum is σ = 120222211118. Its totient is φ = 120222211116.

The previous prime is 120222211079. The next prime is 120222211121. The reversal of 120222211117 is 711112222021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94191292836 + 26030918281 = 306906^2 + 161341^2 .

It is a cyclic number.

It is not a de Polignac number, because 120222211117 - 2¹¹ = 120222209069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120222211127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60111105558 + 60111105559.

It is an arithmetic number, because the mean of its divisors is an integer number (60111105559).

Almost surely, 2^120222211117 is an apocalyptic number.

It is an amenable number.

120222211117 is a deficient number, since it is larger than the sum of its proper divisors (1).

120222211117 is an equidigital number, since it uses as much as digits as its factorization.

120222211117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 120222211117 its reverse (711112222021), we get a palindrome (831334433138).

The spelling of 120222211117 in words is "one hundred twenty billion, two hundred twenty-two million, two hundred eleven thousand, one hundred seventeen".