121312011103307 has 2 divisors, whose sum is σ = 121312011103308. Its totient is φ = 121312011103306.

The previous prime is 121312011103291. The next prime is 121312011103321. The reversal of 121312011103307 is 703301110213121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121312011103307 - 2⁴ = 121312011103291 is a prime.

It is not a weakly prime, because it can be changed into another prime (121312011103357) 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, 60656005551653 + 60656005551654.

It is an arithmetic number, because the mean of its divisors is an integer number (60656005551654).

Almost surely, 2^{121312011103307} is an apocalyptic number.

121312011103307 is a deficient number, since it is larger than the sum of its proper divisors (1).

121312011103307 is an equidigital number, since it uses as much as digits as its factorization.

121312011103307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 26.

Adding to 121312011103307 its reverse (703301110213121), we get a palindrome (824613121316428).

The spelling of 121312011103307 in words is "one hundred twenty-one trillion, three hundred twelve billion, eleven million, one hundred three thousand, three hundred seven".