122210301013121 has 2 divisors, whose sum is σ = 122210301013122. Its totient is φ = 122210301013120.

The previous prime is 122210301013109. The next prime is 122210301013169. The reversal of 122210301013121 is 121310103012221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114507655680625 + 7702645332496 = 10700825^2 + 2775364^2 .

It is an emirp because it is prime and its reverse (121310103012221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122210301013121 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 122210301013093 and 122210301013102.

It is not a weakly prime, because it can be changed into another prime (122210301013621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61105150506560 + 61105150506561.

It is an arithmetic number, because the mean of its divisors is an integer number (61105150506561).

Almost surely, 2^{122210301013121} is an apocalyptic number.

It is an amenable number.

122210301013121 is a deficient number, since it is larger than the sum of its proper divisors (1).

122210301013121 is an equidigital number, since it uses as much as digits as its factorization.

122210301013121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 122210301013121 its reverse (121310103012221), we get a palindrome (243520404025342).

The spelling of 122210301013121 in words is "one hundred twenty-two trillion, two hundred ten billion, three hundred one million, thirteen thousand, one hundred twenty-one".