121021323132301 has 2 divisors, whose sum is σ = 121021323132302. Its totient is φ = 121021323132300.

The previous prime is 121021323132239. The next prime is 121021323132323. The reversal of 121021323132301 is 103231323120121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119984113283076 + 1037209849225 = 10953726^2 + 1018435^2 .

It is a cyclic number.

It is not a de Polignac number, because 121021323132301 - 2¹⁵ = 121021323099533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121021323132401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60510661566150 + 60510661566151.

It is an arithmetic number, because the mean of its divisors is an integer number (60510661566151).

Almost surely, 2^{121021323132301} is an apocalyptic number.

It is an amenable number.

121021323132301 is a deficient number, since it is larger than the sum of its proper divisors (1).

121021323132301 is an equidigital number, since it uses as much as digits as its factorization.

121021323132301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 121021323132301 its reverse (103231323120121), we get a palindrome (224252646252422).

The spelling of 121021323132301 in words is "one hundred twenty-one trillion, twenty-one billion, three hundred twenty-three million, one hundred thirty-two thousand, three hundred one".