1005013423223 has 8 divisors (see below), whose sum is σ = 1008601335168. Its totient is φ = 1001425769784.

The previous prime is 1005013423189. The next prime is 1005013423241. The reversal of 1005013423223 is 3223243105001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1005013423223 - 2⁶ = 1005013423159 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1005013423192 and 1005013423201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005013429223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11232140 + ... + 11321262.

It is an arithmetic number, because the mean of its divisors is an integer number (126075166896).

Almost surely, 2^{1005013423223} is an apocalyptic number.

1005013423223 is a deficient number, since it is larger than the sum of its proper divisors (3587911945).

1005013423223 is an equidigital number, since it uses as much as digits as its factorization.

1005013423223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129253.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 1005013423223 its reverse (3223243105001), we get a palindrome (4228256528224).

The spelling of 1005013423223 in words is "one trillion, five billion, thirteen million, four hundred twenty-three thousand, two hundred twenty-three".