120200221020017 has 2 divisors, whose sum is σ = 120200221020018. Its totient is φ = 120200221020016.

The previous prime is 120200221020013. The next prime is 120200221020049. The reversal of 120200221020017 is 710020122002021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111235011333601 + 8965209686416 = 10546801^2 + 2994196^2 .

It is a cyclic number.

It is not a de Polignac number, because 120200221020017 - 2² = 120200221020013 is a prime.

It is not a weakly prime, because it can be changed into another prime (120200221020013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60100110510008 + 60100110510009.

It is an arithmetic number, because the mean of its divisors is an integer number (60100110510009).

Almost surely, 2^{120200221020017} is an apocalyptic number.

It is an amenable number.

120200221020017 is a deficient number, since it is larger than the sum of its proper divisors (1).

120200221020017 is an equidigital number, since it uses as much as digits as its factorization.

120200221020017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 120200221020017 its reverse (710020122002021), we get a palindrome (830220343022038).

The spelling of 120200221020017 in words is "one hundred twenty trillion, two hundred billion, two hundred twenty-one million, twenty thousand, seventeen".