122123021031017 has 2 divisors, whose sum is σ = 122123021031018. Its totient is φ = 122123021031016.

The previous prime is 122123021031001. The next prime is 122123021031023. The reversal of 122123021031017 is 710130120321221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72706676366041 + 49416344664976 = 8526821^2 + 7029676^2 .

It is a cyclic number.

It is not a de Polignac number, because 122123021031017 - 2⁴ = 122123021031001 is a prime.

It is not a weakly prime, because it can be changed into another prime (122123021031617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61061510515508 + 61061510515509.

It is an arithmetic number, because the mean of its divisors is an integer number (61061510515509).

Almost surely, 2^{122123021031017} is an apocalyptic number.

It is an amenable number.

122123021031017 is a deficient number, since it is larger than the sum of its proper divisors (1).

122123021031017 is an equidigital number, since it uses as much as digits as its factorization.

122123021031017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

Adding to 122123021031017 its reverse (710130120321221), we get a palindrome (832253141352238).

The spelling of 122123021031017 in words is "one hundred twenty-two trillion, one hundred twenty-three billion, twenty-one million, thirty-one thousand, seventeen".