1123234403313 has 12 divisors (see below), whose sum is σ = 1646172734864. Its totient is φ = 680748123000.

The previous prime is 1123234403299. The next prime is 1123234403393. The reversal of 1123234403313 is 3133044323211.

It is not a de Polignac number, because 1123234403313 - 2⁵ = 1123234403281 is a prime.

It is a super-2 number, since 2×1123234403313² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123234403393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1547154463 + ... + 1547155188.

Almost surely, 2^{1123234403313} is an apocalyptic number.

It is an amenable number.

1123234403313 is a deficient number, since it is larger than the sum of its proper divisors (522938331551).

1123234403313 is a wasteful number, since it uses less digits than its factorization.

1123234403313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3094309676 (or 3094309665 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 1123234403313 its reverse (3133044323211), we get a palindrome (4256278726524).

The spelling of 1123234403313 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-four million, four hundred three thousand, three hundred thirteen".