312300103105121 has 2 divisors, whose sum is σ = 312300103105122. Its totient is φ = 312300103105120.

The previous prime is 312300103105103. The next prime is 312300103105171. The reversal of 312300103105121 is 121501301003213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217844640912721 + 94455462192400 = 14759561^2 + 9718820^2 .

It is a cyclic number.

It is not a de Polignac number, because 312300103105121 - 2⁴⁶ = 241931358927457 is a prime.

It is not a weakly prime, because it can be changed into another prime (312300103105171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156150051552560 + 156150051552561.

It is an arithmetic number, because the mean of its divisors is an integer number (156150051552561).

Almost surely, 2^{312300103105121} is an apocalyptic number.

It is an amenable number.

312300103105121 is a deficient number, since it is larger than the sum of its proper divisors (1).

312300103105121 is an equidigital number, since it uses as much as digits as its factorization.

312300103105121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 23.

Adding to 312300103105121 its reverse (121501301003213), we get a palindrome (433801404108334).

The spelling of 312300103105121 in words is "three hundred twelve trillion, three hundred billion, one hundred three million, one hundred five thousand, one hundred twenty-one".