10210020012209 has 2 divisors, whose sum is σ = 10210020012210. Its totient is φ = 10210020012208.

The previous prime is 10210020012191. The next prime is 10210020012233. The reversal of 10210020012209 is 90221002001201.

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., 6228658249984 + 3981361762225 = 2495728^2 + 1995335^2 .

It is a cyclic number.

It is not a de Polignac number, because 10210020012209 - 2³² = 10205725044913 is a prime.

It is not a weakly prime, because it can be changed into another prime (10210020012509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105010006104 + 5105010006105.

It is an arithmetic number, because the mean of its divisors is an integer number (5105010006105).

Almost surely, 2^{10210020012209} is an apocalyptic number.

It is an amenable number.

10210020012209 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210020012209 is an equidigital number, since it uses as much as digits as its factorization.

10210020012209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 10210020012209 in words is "ten trillion, two hundred ten billion, twenty million, twelve thousand, two hundred nine".