103311111073 has 2 divisors, whose sum is σ = 103311111074. Its totient is φ = 103311111072.

The previous prime is 103311111049. The next prime is 103311111151. The reversal of 103311111073 is 370111113301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91126704384 + 12184406689 = 301872^2 + 110383^2 .

It is a cyclic number.

It is not a de Polignac number, because 103311111073 - 2³³ = 94721176481 is a prime.

It is a super-2 number, since 2×103311111073² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103321111073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51655555536 + 51655555537.

It is an arithmetic number, because the mean of its divisors is an integer number (51655555537).

Almost surely, 2^103311111073 is an apocalyptic number.

It is an amenable number.

103311111073 is a deficient number, since it is larger than the sum of its proper divisors (1).

103311111073 is an equidigital number, since it uses as much as digits as its factorization.

103311111073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189, while the sum is 22.

Adding to 103311111073 its reverse (370111113301), we get a palindrome (473422224374).

The spelling of 103311111073 in words is "one hundred three billion, three hundred eleven million, one hundred eleven thousand, seventy-three".