10212210999997 has 2 divisors, whose sum is σ = 10212210999998. Its totient is φ = 10212210999996.

The previous prime is 10212210999983. The next prime is 10212211000097. The reversal of 10212210999997 is 79999901221201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10126721427001 + 85489572996 = 3182251^2 + 292386^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212210999997 - 2⁷ = 10212210999869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212210997997) 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, 5106105499998 + 5106105499999.

It is an arithmetic number, because the mean of its divisors is an integer number (5106105499999).

Almost surely, 2^{10212210999997} is an apocalyptic number.

It is an amenable number.

10212210999997 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212210999997 is an equidigital number, since it uses as much as digits as its factorization.

10212210999997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3306744, while the sum is 61.

The spelling of 10212210999997 in words is "ten trillion, two hundred twelve billion, two hundred ten million, nine hundred ninety-nine thousand, nine hundred ninety-seven".