10122011020217 has 2 divisors, whose sum is σ = 10122011020218. Its totient is φ = 10122011020216.

The previous prime is 10122011020139. The next prime is 10122011020241. The reversal of 10122011020217 is 71202011022101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6322302907561 + 3799708112656 = 2514419^2 + 1949284^2 .

It is a cyclic number.

It is not a de Polignac number, because 10122011020217 - 2¹⁰ = 10122011019193 is a prime.

It is not a weakly prime, because it can be changed into another prime (10122011022217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061005510108 + 5061005510109.

It is an arithmetic number, because the mean of its divisors is an integer number (5061005510109).

Almost surely, 2^{10122011020217} is an apocalyptic number.

It is an amenable number.

10122011020217 is a deficient number, since it is larger than the sum of its proper divisors (1).

10122011020217 is an equidigital number, since it uses as much as digits as its factorization.

10122011020217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 10122011020217 its reverse (71202011022101), we get a palindrome (81324022042318).

The spelling of 10122011020217 in words is "ten trillion, one hundred twenty-two billion, eleven million, twenty thousand, two hundred seventeen".