10212201012173 has 2 divisors, whose sum is σ = 10212201012174. Its totient is φ = 10212201012172.

The previous prime is 10212201012151. The next prime is 10212201012227. The reversal of 10212201012173 is 37121010221201.

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., 8793846255364 + 1418354756809 = 2965442^2 + 1190947^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212201012173 - 2¹⁰ = 10212201011149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212201014173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106100506086 + 5106100506087.

It is an arithmetic number, because the mean of its divisors is an integer number (5106100506087).

Almost surely, 2^{10212201012173} is an apocalyptic number.

It is an amenable number.

10212201012173 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212201012173 is an equidigital number, since it uses as much as digits as its factorization.

10212201012173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 10212201012173 its reverse (37121010221201), we get a palindrome (47333211233374).

The spelling of 10212201012173 in words is "ten trillion, two hundred twelve billion, two hundred one million, twelve thousand, one hundred seventy-three".