301211222113 has 2 divisors, whose sum is σ = 301211222114. Its totient is φ = 301211222112.

The previous prime is 301211222101. The next prime is 301211222131. The reversal of 301211222113 is 311222112103.

Together with next prime (301211222131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 296493318144 + 4717903969 = 544512^2 + 68687^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-301211222113 is a prime.

It is not a weakly prime, because it can be changed into another prime (301211222153) 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, 150605611056 + 150605611057.

It is an arithmetic number, because the mean of its divisors is an integer number (150605611057).

Almost surely, 2^301211222113 is an apocalyptic number.

It is an amenable number.

301211222113 is a deficient number, since it is larger than the sum of its proper divisors (1).

301211222113 is an equidigital number, since it uses as much as digits as its factorization.

301211222113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 301211222113 its reverse (311222112103), we get a palindrome (612433334216).

The spelling of 301211222113 in words is "three hundred one billion, two hundred eleven million, two hundred twenty-two thousand, one hundred thirteen".