1123303023313 has 4 divisors (see below), whose sum is σ = 1126696688368. Its totient is φ = 1119909358260.

The previous prime is 1123303023301. The next prime is 1123303023343. The reversal of 1123303023313 is 3133203033211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1123303023313 - 2²¹ = 1123300926161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123303023343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1696832031 + ... + 1696832692.

It is an arithmetic number, because the mean of its divisors is an integer number (281674172092).

Almost surely, 2^{1123303023313} is an apocalyptic number.

It is an amenable number.

1123303023313 is a deficient number, since it is larger than the sum of its proper divisors (3393665055).

1123303023313 is an equidigital number, since it uses as much as digits as its factorization.

1123303023313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3393665054.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 1123303023313 its reverse (3133203033211), we get a palindrome (4256506056524).

The spelling of 1123303023313 in words is "one trillion, one hundred twenty-three billion, three hundred three million, twenty-three thousand, three hundred thirteen".