13022112223 has 4 divisors (see below), whose sum is σ = 13374061240. Its totient is φ = 12670163208.

The previous prime is 13022112211. The next prime is 13022112281. The reversal of 13022112223 is 32221122031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13022112223 - 2²⁹ = 12485241311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13022112223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13022112283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175974453 + ... + 175974526.

It is an arithmetic number, because the mean of its divisors is an integer number (3343515310).

Almost surely, 2^13022112223 is an apocalyptic number.

13022112223 is a deficient number, since it is larger than the sum of its proper divisors (351949017).

13022112223 is an equidigital number, since it uses as much as digits as its factorization.

13022112223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351949016.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 13022112223 its reverse (32221122031), we get a palindrome (45243234254).

The spelling of 13022112223 in words is "thirteen billion, twenty-two million, one hundred twelve thousand, two hundred twenty-three".