121300313122211 has 2 divisors, whose sum is σ = 121300313122212. Its totient is φ = 121300313122210.

The previous prime is 121300313122199. The next prime is 121300313122237. The reversal of 121300313122211 is 112221313003121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121300313122211 - 2²² = 121300308927907 is a prime.

It is not a weakly prime, because it can be changed into another prime (121300313622211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60650156561105 + 60650156561106.

It is an arithmetic number, because the mean of its divisors is an integer number (60650156561106).

Almost surely, 2^{121300313122211} is an apocalyptic number.

121300313122211 is a deficient number, since it is larger than the sum of its proper divisors (1).

121300313122211 is an equidigital number, since it uses as much as digits as its factorization.

121300313122211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 121300313122211 its reverse (112221313003121), we get a palindrome (233521626125332).

The spelling of 121300313122211 in words is "one hundred twenty-one trillion, three hundred billion, three hundred thirteen million, one hundred twenty-two thousand, two hundred eleven".