1105501011103 has 2 divisors, whose sum is σ = 1105501011104. Its totient is φ = 1105501011102.

The previous prime is 1105501011101. The next prime is 1105501011127. The reversal of 1105501011103 is 3011101055011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1105501011103 - 2¹ = 1105501011101 is a prime.

Together with 1105501011101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105501011101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552750505551 + 552750505552.

It is an arithmetic number, because the mean of its divisors is an integer number (552750505552).

Almost surely, 2^{1105501011103} is an apocalyptic number.

1105501011103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105501011103 is an equidigital number, since it uses as much as digits as its factorization.

1105501011103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75, while the sum is 19.

Adding to 1105501011103 its reverse (3011101055011), we get a palindrome (4116602066114).

The spelling of 1105501011103 in words is "one trillion, one hundred five billion, five hundred one million, eleven thousand, one hundred three".