1103320123 has 2 divisors, whose sum is σ = 1103320124. Its totient is φ = 1103320122.

The previous prime is 1103320103. The next prime is 1103320147. The reversal of 1103320123 is 3210233011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1103320123 - 2⁹ = 1103319611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1103320097 and 1103320106.

It is not a weakly prime, because it can be changed into another prime (1103320103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551660061 + 551660062.

It is an arithmetic number, because the mean of its divisors is an integer number (551660062).

Almost surely, 2^1103320123 is an apocalyptic number.

1103320123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103320123 is an equidigital number, since it uses as much as digits as its factorization.

1103320123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1103320123 is about 33216.2629294748. The cubic root of 1103320123 is about 1033.3176471315.

Adding to 1103320123 its reverse (3210233011), we get a palindrome (4313553134).

It can be divided in two parts, 110 and 3320123, that added together give a palindrome (3320233).

The spelling of 1103320123 in words is "one billion, one hundred three million, three hundred twenty thousand, one hundred twenty-three".