1123030311003 has 48 divisors (see below), whose sum is σ = 1682104320000. Its totient is φ = 721613116224.

The previous prime is 1123030311001. The next prime is 1123030311019. The reversal of 1123030311003 is 3001130303211.

It is a happy number.

It is not a de Polignac number, because 1123030311003 - 2¹ = 1123030311001 is a prime.

It is a super-2 number, since 2×1123030311003² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123030311001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7424038 + ... + 7573796.

It is an arithmetic number, because the mean of its divisors is an integer number (35043840000).

Almost surely, 2^{1123030311003} is an apocalyptic number.

1123030311003 is a deficient number, since it is larger than the sum of its proper divisors (559074008997).

1123030311003 is a wasteful number, since it uses less digits than its factorization.

1123030311003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150096 (or 150093 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 1123030311003 its reverse (3001130303211), we get a palindrome (4124160614214).

The spelling of 1123030311003 in words is "one trillion, one hundred twenty-three billion, thirty million, three hundred eleven thousand, three".