12121304220301 has 2 divisors, whose sum is σ = 12121304220302. Its totient is φ = 12121304220300.

The previous prime is 12121304220299. The next prime is 12121304220307. The reversal of 12121304220301 is 10302240312121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11798709755625 + 322594464676 = 3434925^2 + 567974^2 .

It is a cyclic number.

It is not a de Polignac number, because 12121304220301 - 2¹ = 12121304220299 is a prime.

Together with 12121304220299, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12121304220307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060652110150 + 6060652110151.

It is an arithmetic number, because the mean of its divisors is an integer number (6060652110151).

Almost surely, 2^{12121304220301} is an apocalyptic number.

It is an amenable number.

12121304220301 is a deficient number, since it is larger than the sum of its proper divisors (1).

12121304220301 is an equidigital number, since it uses as much as digits as its factorization.

12121304220301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12121304220301 its reverse (10302240312121), we get a palindrome (22423544532422).

The spelling of 12121304220301 in words is "twelve trillion, one hundred twenty-one billion, three hundred four million, two hundred twenty thousand, three hundred one".