1111030221017 has 2 divisors, whose sum is σ = 1111030221018. Its totient is φ = 1111030221016.

The previous prime is 1111030220959. The next prime is 1111030221061. The reversal of 1111030221017 is 7101220301111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 992844845056 + 118185375961 = 996416^2 + 343781^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111030221017 - 2²⁰ = 1111029172441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1111030221017.

It is not a weakly prime, because it can be changed into another prime (1111030221097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555515110508 + 555515110509.

It is an arithmetic number, because the mean of its divisors is an integer number (555515110509).

Almost surely, 2^{1111030221017} is an apocalyptic number.

It is an amenable number.

1111030221017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111030221017 is an equidigital number, since it uses as much as digits as its factorization.

1111030221017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 20.

Adding to 1111030221017 its reverse (7101220301111), we get a palindrome (8212250522128).

The spelling of 1111030221017 in words is "one trillion, one hundred eleven billion, thirty million, two hundred twenty-one thousand, seventeen".