300011100012121 has 2 divisors, whose sum is σ = 300011100012122. Its totient is φ = 300011100012120.

The previous prime is 300011100012119. The next prime is 300011100012131. The reversal of 300011100012121 is 121210001110003.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237899930240025 + 62111169772096 = 15424005^2 + 7881064^2 .

It is a cyclic number.

It is not a de Polignac number, because 300011100012121 - 2¹ = 300011100012119 is a prime.

Together with 300011100012119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (300011100012131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150005550006060 + 150005550006061.

It is an arithmetic number, because the mean of its divisors is an integer number (150005550006061).

Almost surely, 2^{300011100012121} is an apocalyptic number.

It is an amenable number.

300011100012121 is a deficient number, since it is larger than the sum of its proper divisors (1).

300011100012121 is an equidigital number, since it uses as much as digits as its factorization.

300011100012121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 300011100012121 its reverse (121210001110003), we get a palindrome (421221101122124).

The spelling of 300011100012121 in words is "three hundred trillion, eleven billion, one hundred million, twelve thousand, one hundred twenty-one".