120122020221017 has 2 divisors, whose sum is σ = 120122020221018. Its totient is φ = 120122020221016.

The previous prime is 120122020220989. The next prime is 120122020221037. The reversal of 120122020221017 is 710122020221021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61922042331136 + 58199977889881 = 7869056^2 + 7628891^2 .

It is a cyclic number.

It is not a de Polignac number, because 120122020221017 - 2¹² = 120122020216921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120122020220983 and 120122020221001.

It is not a weakly prime, because it can be changed into another prime (120122020221037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60061010110508 + 60061010110509.

It is an arithmetic number, because the mean of its divisors is an integer number (60061010110509).

Almost surely, 2^{120122020221017} is an apocalyptic number.

It is an amenable number.

120122020221017 is a deficient number, since it is larger than the sum of its proper divisors (1).

120122020221017 is an equidigital number, since it uses as much as digits as its factorization.

120122020221017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 120122020221017 its reverse (710122020221021), we get a palindrome (830244040442038).

The spelling of 120122020221017 in words is "one hundred twenty trillion, one hundred twenty-two billion, twenty million, two hundred twenty-one thousand, seventeen".