122021012101117 has 2 divisors, whose sum is σ = 122021012101118. Its totient is φ = 122021012101116.

The previous prime is 122021012101099. The next prime is 122021012101159. The reversal of 122021012101117 is 711101210120221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121820026658521 + 200985442596 = 11037211^2 + 448314^2 .

It is a cyclic number.

It is not a de Polignac number, because 122021012101117 - 2³⁵ = 121986652362749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122028012101117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61010506050558 + 61010506050559.

It is an arithmetic number, because the mean of its divisors is an integer number (61010506050559).

Almost surely, 2^{122021012101117} is an apocalyptic number.

It is an amenable number.

122021012101117 is a deficient number, since it is larger than the sum of its proper divisors (1).

122021012101117 is an equidigital number, since it uses as much as digits as its factorization.

122021012101117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 122021012101117 its reverse (711101210120221), we get a palindrome (833122222221338).

The spelling of 122021012101117 in words is "one hundred twenty-two trillion, twenty-one billion, twelve million, one hundred one thousand, one hundred seventeen".