13001233223 has 16 divisors (see below), whose sum is σ = 15013468800. Its totient is φ = 11146339680.

The previous prime is 13001233183. The next prime is 13001233243. The reversal of 13001233223 is 32233210031.

It is a cyclic number.

It is not a de Polignac number, because 13001233223 - 2¹⁰ = 13001232199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13001233195 and 13001233204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13001233243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460193 + ... + 487626.

It is an arithmetic number, because the mean of its divisors is an integer number (938341800).

Almost surely, 2^13001233223 is an apocalyptic number.

13001233223 is a deficient number, since it is larger than the sum of its proper divisors (2012235577).

13001233223 is a wasteful number, since it uses less digits than its factorization.

13001233223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947902.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13001233223 its reverse (32233210031), we get a palindrome (45234443254).

The spelling of 13001233223 in words is "thirteen billion, one million, two hundred thirty-three thousand, two hundred twenty-three".