10212121069127 has 2 divisors, whose sum is σ = 10212121069128. Its totient is φ = 10212121069126.

The previous prime is 10212121069123. The next prime is 10212121069153. The reversal of 10212121069127 is 72196012121201.

It is a weak prime.

It is an emirp because it is prime and its reverse (72196012121201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10212121069127 - 2² = 10212121069123 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212121069123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106060534563 + 5106060534564.

It is an arithmetic number, because the mean of its divisors is an integer number (5106060534564).

Almost surely, 2^{10212121069127} is an apocalyptic number.

10212121069127 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212121069127 is an equidigital number, since it uses as much as digits as its factorization.

10212121069127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 35.

The spelling of 10212121069127 in words is "ten trillion, two hundred twelve billion, one hundred twenty-one million, sixty-nine thousand, one hundred twenty-seven".