1120103203111 has 2 divisors, whose sum is σ = 1120103203112. Its totient is φ = 1120103203110.

The previous prime is 1120103203081. The next prime is 1120103203129. The reversal of 1120103203111 is 1113023010211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1120103203111 - 2¹⁹ = 1120102678823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120103203711) 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, 560051601555 + 560051601556.

It is an arithmetic number, because the mean of its divisors is an integer number (560051601556).

Almost surely, 2^{1120103203111} is an apocalyptic number.

1120103203111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120103203111 is an equidigital number, since it uses as much as digits as its factorization.

1120103203111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1120103203111 its reverse (1113023010211), we get a palindrome (2233126213322).

The spelling of 1120103203111 in words is "one trillion, one hundred twenty billion, one hundred three million, two hundred three thousand, one hundred eleven".