110021101116517 has 2 divisors, whose sum is σ = 110021101116518. Its totient is φ = 110021101116516.

The previous prime is 110021101116473. The next prime is 110021101116557. The reversal of 110021101116517 is 715611101120011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67031979537636 + 42989121578881 = 8187306^2 + 6556609^2 .

It is a cyclic number.

It is not a de Polignac number, because 110021101116517 - 2⁷ = 110021101116389 is a prime.

It is a super-2 number, since 2×110021101116517² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110021101116557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010550558258 + 55010550558259.

It is an arithmetic number, because the mean of its divisors is an integer number (55010550558259).

Almost surely, 2^{110021101116517} is an apocalyptic number.

It is an amenable number.

110021101116517 is a deficient number, since it is larger than the sum of its proper divisors (1).

110021101116517 is an equidigital number, since it uses as much as digits as its factorization.

110021101116517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 28.

Adding to 110021101116517 its reverse (715611101120011), we get a palindrome (825632202236528).

The spelling of 110021101116517 in words is "one hundred ten trillion, twenty-one billion, one hundred one million, one hundred sixteen thousand, five hundred seventeen".