13212202223 has 4 divisors (see below), whose sum is σ = 14413311528. Its totient is φ = 12011092920.

The previous prime is 13212202189. The next prime is 13212202247. The reversal of 13212202223 is 32220221231.

It is a happy number.

13212202223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13212202223 - 2¹² = 13212198127 is a prime.

It is a super-2 number, since 2×13212202223² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13212202195 and 13212202204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13212202253) 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, 600554636 + ... + 600554657.

It is an arithmetic number, because the mean of its divisors is an integer number (3603327882).

Almost surely, 2^13212202223 is an apocalyptic number.

13212202223 is a deficient number, since it is larger than the sum of its proper divisors (1201109305).

13212202223 is a wasteful number, since it uses less digits than its factorization.

13212202223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201109304.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 13212202223 its reverse (32220221231), we get a palindrome (45432423454).

The spelling of 13212202223 in words is "thirteen billion, two hundred twelve million, two hundred two thousand, two hundred twenty-three".