10211021102017 has 2 divisors, whose sum is σ = 10211021102018. Its totient is φ = 10211021102016.

The previous prime is 10211021101993. The next prime is 10211021102089. The reversal of 10211021102017 is 71020112011201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7541444176561 + 2669576925456 = 2746169^2 + 1633884^2 .

It is a cyclic number.

It is not a de Polignac number, because 10211021102017 - 2⁷ = 10211021101889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10211021101985 and 10211021102003.

It is not a weakly prime, because it can be changed into another prime (10211021102617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105510551008 + 5105510551009.

It is an arithmetic number, because the mean of its divisors is an integer number (5105510551009).

Almost surely, 2^{10211021102017} is an apocalyptic number.

It is an amenable number.

10211021102017 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211021102017 is an equidigital number, since it uses as much as digits as its factorization.

10211021102017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 10211021102017 its reverse (71020112011201), we get a palindrome (81231133113218).

The spelling of 10211021102017 in words is "ten trillion, two hundred eleven billion, twenty-one million, one hundred two thousand, seventeen".