301212113 has 2 divisors, whose sum is σ = 301212114. Its totient is φ = 301212112.

The previous prime is 301212097. The next prime is 301212127. The reversal of 301212113 is 311212103.

It is an a-pointer prime, because the next prime (301212127) can be obtained adding 301212113 to its sum of digits (14).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 255744064 + 45468049 = 15992^2 + 6743^2 .

It is a cyclic number.

It is not a de Polignac number, because 301212113 - 2⁴ = 301212097 is a prime.

It is not a weakly prime, because it can be changed into another prime (301212133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150606056 + 150606057.

It is an arithmetic number, because the mean of its divisors is an integer number (150606057).

Almost surely, 2^301212113 is an apocalyptic number.

It is an amenable number.

301212113 is a deficient number, since it is larger than the sum of its proper divisors (1).

301212113 is an equidigital number, since it uses as much as digits as its factorization.

301212113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 301212113 is about 17355.4634913620. The cubic root of 301212113 is about 670.3333256404. Note that the first 4 decimals are identical.

Adding to 301212113 its reverse (311212103), we get a palindrome (612424216).

The spelling of 301212113 in words is "three hundred one million, two hundred twelve thousand, one hundred thirteen".