122101020214021 has 2 divisors, whose sum is σ = 122101020214022. Its totient is φ = 122101020214020.

The previous prime is 122101020214013. The next prime is 122101020214027. The reversal of 122101020214021 is 120412020101221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100181862609921 + 21919157604100 = 10009089^2 + 4681790^2 .

It is a cyclic number.

It is not a de Polignac number, because 122101020214021 - 2³ = 122101020214013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122101020214021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122101020214027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61050510107010 + 61050510107011.

It is an arithmetic number, because the mean of its divisors is an integer number (61050510107011).

Almost surely, 2^{122101020214021} is an apocalyptic number.

It is an amenable number.

122101020214021 is a deficient number, since it is larger than the sum of its proper divisors (1).

122101020214021 is an equidigital number, since it uses as much as digits as its factorization.

122101020214021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 122101020214021 its reverse (120412020101221), we get a palindrome (242513040315242).

The spelling of 122101020214021 in words is "one hundred twenty-two trillion, one hundred one billion, twenty million, two hundred fourteen thousand, twenty-one".