10121210011207 has 2 divisors, whose sum is σ = 10121210011208. Its totient is φ = 10121210011206.

The previous prime is 10121210011177. The next prime is 10121210011223. The reversal of 10121210011207 is 70211001212101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10121210011207 - 2¹⁹ = 10121209486919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10121210011267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060605005603 + 5060605005604.

It is an arithmetic number, because the mean of its divisors is an integer number (5060605005604).

Almost surely, 2^{10121210011207} is an apocalyptic number.

10121210011207 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121210011207 is an equidigital number, since it uses as much as digits as its factorization.

10121210011207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 10121210011207 its reverse (70211001212101), we get a palindrome (80332211223308).

The spelling of 10121210011207 in words is "ten trillion, one hundred twenty-one billion, two hundred ten million, eleven thousand, two hundred seven".