1103123122 has 16 divisors (see below), whose sum is σ = 1702347192. Its totient is φ = 535790080.

The previous prime is 1103123107. The next prime is 1103123123. The reversal of 1103123122 is 2213213011.

It can be written as a sum of positive squares in 4 ways, for example, as 265657401 + 837465721 = 16299^2 + 28939^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1103123096 and 1103123105.

It is not an unprimeable number, because it can be changed into a prime (1103123123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9763 + ... + 47974.

Almost surely, 2^1103123122 is an apocalyptic number.

1103123122 is a deficient number, since it is larger than the sum of its proper divisors (599224070).

1103123122 is a wasteful number, since it uses less digits than its factorization.

1103123122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58013.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1103123122 is about 33213.2973671691. The cubic root of 1103123122 is about 1033.2561428523.

Adding to 1103123122 its reverse (2213213011), we get a palindrome (3316336133).

The spelling of 1103123122 in words is "one billion, one hundred three million, one hundred twenty-three thousand, one hundred twenty-two".