1103343506123 has 2 divisors, whose sum is σ = 1103343506124. Its totient is φ = 1103343506122.

The previous prime is 1103343506119. The next prime is 1103343506227. The reversal of 1103343506123 is 3216053433011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1103343506123 - 2² = 1103343506119 is a prime.

It is a super-2 number, since 2×1103343506123² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1103343506123.

It is not a weakly prime, because it can be changed into another prime (1103343536123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551671753061 + 551671753062.

It is an arithmetic number, because the mean of its divisors is an integer number (551671753062).

Almost surely, 2^{1103343506123} is an apocalyptic number.

1103343506123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103343506123 is an equidigital number, since it uses as much as digits as its factorization.

1103343506123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 32.

Adding to 1103343506123 its reverse (3216053433011), we get a palindrome (4319396939134).

The spelling of 1103343506123 in words is "one trillion, one hundred three billion, three hundred forty-three million, five hundred six thousand, one hundred twenty-three".