13223231302231 has 8 divisors (see below), whose sum is σ = 13801039349760. Its totient is φ = 12645663667032.

The previous prime is 13223231302219. The next prime is 13223231302241. The reversal of 13223231302231 is 13220313232231.

It is a happy number.

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

It is not a de Polignac number, because 13223231302231 - 2⁷ = 13223231302103 is a prime.

It is a super-2 number, since 2×13223231302231² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13223231302231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13223231302241) 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 7 ways as a sum of consecutive naturals, for example, 59990671 + ... + 60210688.

It is an arithmetic number, because the mean of its divisors is an integer number (1725129918720).

Almost surely, 2^{13223231302231} is an apocalyptic number.

13223231302231 is a deficient number, since it is larger than the sum of its proper divisors (577808047529).

13223231302231 is a wasteful number, since it uses less digits than its factorization.

13223231302231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120206165.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 13223231302231 its reverse (13220313232231), we get a palindrome (26443544534462).

The spelling of 13223231302231 in words is "thirteen trillion, two hundred twenty-three billion, two hundred thirty-one million, three hundred two thousand, two hundred thirty-one".