10202210443121 has 2 divisors, whose sum is σ = 10202210443122. Its totient is φ = 10202210443120.

The previous prime is 10202210443081. The next prime is 10202210443129. The reversal of 10202210443121 is 12134401220201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9760469430625 + 441741012496 = 3124175^2 + 664636^2 .

It is a cyclic number.

It is not a de Polignac number, because 10202210443121 - 2⁶ = 10202210443057 is a prime.

It is not a weakly prime, because it can be changed into another prime (10202210443129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101105221560 + 5101105221561.

It is an arithmetic number, because the mean of its divisors is an integer number (5101105221561).

Almost surely, 2^{10202210443121} is an apocalyptic number.

It is an amenable number.

10202210443121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202210443121 is an equidigital number, since it uses as much as digits as its factorization.

10202210443121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 10202210443121 its reverse (12134401220201), we get a palindrome (22336611663322).

The spelling of 10202210443121 in words is "ten trillion, two hundred two billion, two hundred ten million, four hundred forty-three thousand, one hundred twenty-one".