1121123103017 has 2 divisors, whose sum is σ = 1121123103018. Its totient is φ = 1121123103016.

The previous prime is 1121123102999. The next prime is 1121123103019. The reversal of 1121123103017 is 7103013211211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1120017939481 + 1105163536 = 1058309^2 + 33244^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121123103017 - 2¹⁶ = 1121123037481 is a prime.

It is a super-3 number, since 3×1121123103017³ (a number of 37 digits) contains 333 as substring.

Together with 1121123103019, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121123102983 and 1121123103001.

It is not a weakly prime, because it can be changed into another prime (1121123103019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560561551508 + 560561551509.

It is an arithmetic number, because the mean of its divisors is an integer number (560561551509).

Almost surely, 2^{1121123103017} is an apocalyptic number.

It is an amenable number.

1121123103017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121123103017 is an equidigital number, since it uses as much as digits as its factorization.

1121123103017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 23.

Adding to 1121123103017 its reverse (7103013211211), we get a palindrome (8224136314228).

The spelling of 1121123103017 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-three million, one hundred three thousand, seventeen".